20757702420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{673}}^1$

素因数の和:984

約数の個数: 432

約数和(自身を含む): 79290141840

約数和(自身を除く): 58532439420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 269, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 538, 546, 585, 588, 630, 637, 673, 735, 780, 807, 819, 882, 910, 980, 1076, 1092, 1170, 1260, 1274, 1345, 1346, 1365, 1470, 1614, 1638, 1764, 1820, 1883, 1911, 2019, 2205, 2340, 2421, 2548, 2690, 2692, 2730, 2940, 3185, 3228, 3276, 3365, 3497, 3766, 3822, 4035, 4038, 4095, 4410, 4711, 4842, 5380, 5460, 5649, 5733, 6057, 6370, 6730, 6994, 7532, 7644, 8070, 8076, 8190, 8749, 8820, 9415, 9422, 9555, 9684, 10095, 10491, 11298, 11466, 12105, 12114, 12740, 13181, 13460, 13988, 14133, 16140, 16380, 16947, 17485, 17498, 18830, 18844, 19110, 20190, 20982, 22596, 22932, 23555, 24210, 24228, 24479, 26247, 26362, 28245, 28266, 28665, 30285, 31473, 32977, 33894, 34970, 34996, 37660, 38220, 39543, 40380, 41964, 42399, 43745, 47110, 48420, 48958, 52455, 52494, 52724, 56490, 56532, 57330, 60570, 61243, 62946, 65905, 65954, 67788, 69940, 70665, 73437, 78741, 79086, 84735, 84798, 87490, 94220, 97916, 98931, 104910, 104988, 112980, 114660, 118629, 121140, 122395, 122486, 125892, 131235, 131810, 131908, 141330, 146874, 157365, 157482, 158172, 164885, 169470, 169596, 171353, 174980, 181037, 183729, 197715, 197862, 209820, 211995, 220311, 237258, 244790, 244972, 262470, 263620, 282660, 293748, 296793, 306215, 314730, 314964, 329770, 338940, 342706, 362074, 367185, 367458, 393705, 395430, 395724, 423990, 428701, 440622, 474516, 489580, 494655, 514059, 524940, 543111, 551187, 593145, 593586, 612430, 629460, 659540, 685412, 724148, 734370, 734916, 787410, 790860, 847980, 856765, 857402, 881244, 905185, 918645, 989310, 1028118, 1086222, 1101555, 1102374, 1186290, 1187172, 1224860, 1267259, 1286103, 1468740, 1483965, 1542177, 1574820, 1629333, 1713530, 1714804, 1810370, 1837290, 1978620, 2056236, 2143505, 2172444, 2203110, 2204748, 2353481, 2372580, 2534518, 2570295, 2572206, 2715555, 2755935, 2967930, 3084354, 3258666, 3427060, 3620740, 3674580, 3801777, 3858309, 4287010, 4406220, 4706962, 5069036, 5140590, 5144412, 5431110, 5511870, 5935860, 6168708, 6336295, 6430515, 6517332, 7060443, 7603554, 7710885, 7716618, 8146665, 8574020, 8870813, 9413924, 10281180, 10862220, 11023740, 11405331, 11767405, 12672590, 12861030, 14120886, 15207108, 15421770, 15433236, 16293330, 16474367, 17741626, 19008885, 19291545, 21181329, 22810662, 23534810, 25345180, 25722060, 26612439, 28241772, 30843540, 32586660, 32948734, 35302215, 35483252, 38017770, 38583090, 42362658, 44354065, 45621324, 47069620, 49423101, 53224878, 57026655, 65897468, 70604430, 76035540, 77166180, 79837317, 82371835, 84725316, 88708130, 98846202, 105906645, 106449756, 114053310, 115320569, 133062195, 141208860, 148269303, 159674634, 164743670, 177416260, 197692404, 211813290, 228106620, 230641138, 247115505, 266124390, 296538606, 319349268, 329487340, 345961707, 399186585, 423626580, 461282276, 494231010, 532248780, 576602845, 593077212, 691923414, 741346515, 798373170, 988462020, 1037885121, 1153205690, 1383846828, 1482693030, 1596746340, 1729808535, 2075770242, 2306411380, 2965386060, 3459617070, 4151540484, 5189425605, 6919234140, 10378851210, 20757702420]

約数ペア:

[(1, 20757702420), (2, 10378851210), (3, 6919234140), (4, 5189425605), (5, 4151540484), (6, 3459617070), (7, 2965386060), (9, 2306411380), (10, 2075770242), (12, 1729808535), (13, 1596746340), (14, 1482693030), (15, 1383846828), (18, 1153205690), (20, 1037885121), (21, 988462020), (26, 798373170), (28, 741346515), (30, 691923414), (35, 593077212), (36, 576602845), (39, 532248780), (42, 494231010), (45, 461282276), (49, 423626580), (52, 399186585), (60, 345961707), (63, 329487340), (65, 319349268), (70, 296538606), (78, 266124390), (84, 247115505), (90, 230641138), (91, 228106620), (98, 211813290), (105, 197692404), (117, 177416260), (126, 164743670), (130, 159674634), (140, 148269303), (147, 141208860), (156, 133062195), (180, 115320569), (182, 114053310), (195, 106449756), (196, 105906645), (210, 98846202), (234, 88708130), (245, 84725316), (252, 82371835), (260, 79837317), (269, 77166180), (273, 76035540), (294, 70604430), (315, 65897468), (364, 57026655), (390, 53224878), (420, 49423101), (441, 47069620), (455, 45621324), (468, 44354065), (490, 42362658), (538, 38583090), (546, 38017770), (585, 35483252), (588, 35302215), (630, 32948734), (637, 32586660), (673, 30843540), (735, 28241772), (780, 26612439), (807, 25722060), (819, 25345180), (882, 23534810), (910, 22810662), (980, 21181329), (1076, 19291545), (1092, 19008885), (1170, 17741626), (1260, 16474367), (1274, 16293330), (1345, 15433236), (1346, 15421770), (1365, 15207108), (1470, 14120886), (1614, 12861030), (1638, 12672590), (1764, 11767405), (1820, 11405331), (1883, 11023740), (1911, 10862220), (2019, 10281180), (2205, 9413924), (2340, 8870813), (2421, 8574020), (2548, 8146665), (2690, 7716618), (2692, 7710885), (2730, 7603554), (2940, 7060443), (3185, 6517332), (3228, 6430515), (3276, 6336295), (3365, 6168708), (3497, 5935860), (3766, 5511870), (3822, 5431110), (4035, 5144412), (4038, 5140590), (4095, 5069036), (4410, 4706962), (4711, 4406220), (4842, 4287010), (5380, 3858309), (5460, 3801777), (5649, 3674580), (5733, 3620740), (6057, 3427060), (6370, 3258666), (6730, 3084354), (6994, 2967930), (7532, 2755935), (7644, 2715555), (8070, 2572206), (8076, 2570295), (8190, 2534518), (8749, 2372580), (8820, 2353481), (9415, 2204748), (9422, 2203110), (9555, 2172444), (9684, 2143505), (10095, 2056236), (10491, 1978620), (11298, 1837290), (11466, 1810370), (12105, 1714804), (12114, 1713530), (12740, 1629333), (13181, 1574820), (13460, 1542177), (13988, 1483965), (14133, 1468740), (16140, 1286103), (16380, 1267259), (16947, 1224860), (17485, 1187172), (17498, 1186290), (18830, 1102374), (18844, 1101555), (19110, 1086222), (20190, 1028118), (20982, 989310), (22596, 918645), (22932, 905185), (23555, 881244), (24210, 857402), (24228, 856765), (24479, 847980), (26247, 790860), (26362, 787410), (28245, 734916), (28266, 734370), (28665, 724148), (30285, 685412), (31473, 659540), (32977, 629460), (33894, 612430), (34970, 593586), (34996, 593145), (37660, 551187), (38220, 543111), (39543, 524940), (40380, 514059), (41964, 494655), (42399, 489580), (43745, 474516), (47110, 440622), (48420, 428701), (48958, 423990), (52455, 395724), (52494, 395430), (52724, 393705), (56490, 367458), (56532, 367185), (57330, 362074), (60570, 342706), (61243, 338940), (62946, 329770), (65905, 314964), (65954, 314730), (67788, 306215), (69940, 296793), (70665, 293748), (73437, 282660), (78741, 263620), (79086, 262470), (84735, 244972), (84798, 244790), (87490, 237258), (94220, 220311), (97916, 211995), (98931, 209820), (104910, 197862), (104988, 197715), (112980, 183729), (114660, 181037), (118629, 174980), (121140, 171353), (122395, 169596), (122486, 169470), (125892, 164885), (131235, 158172), (131810, 157482), (131908, 157365), (141330, 146874)]