21950700720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{7321}}^1$

素因数の和:7412

約数の個数: 240

約数和(自身を含む): 75732090336

約数和(自身を除く): 53781389616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 961, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 1922, 2015, 2418, 2480, 2883, 3120, 3224, 3720, 3844, 4030, 4805, 4836, 5766, 6045, 6448, 7321, 7440, 7688, 8060, 9610, 9672, 11532, 12090, 12493, 14415, 14642, 15376, 16120, 19220, 19344, 21963, 23064, 24180, 24986, 28830, 29284, 32240, 36605, 37479, 38440, 43926, 46128, 48360, 49972, 57660, 58568, 62465, 73210, 74958, 76880, 87852, 95173, 96720, 99944, 109815, 115320, 117136, 124930, 146420, 149916, 175704, 187395, 190346, 199888, 219630, 226951, 230640, 249860, 285519, 292840, 299832, 351408, 374790, 380692, 439260, 453902, 475865, 499720, 571038, 585680, 599664, 680853, 749580, 761384, 878520, 907804, 951730, 999440, 1134755, 1142076, 1361706, 1427595, 1499160, 1522768, 1757040, 1815608, 1903460, 2269510, 2284152, 2723412, 2855190, 2950363, 2998320, 3404265, 3631216, 3806920, 4539020, 4568304, 5446824, 5710380, 5900726, 6808530, 7035481, 7613840, 8851089, 9078040, 10893648, 11420760, 11801452, 13617060, 14070962, 14751815, 17702178, 18156080, 21106443, 22841520, 23602904, 27234120, 28141924, 29503630, 35177405, 35404356, 42212886, 44255445, 47205808, 54468240, 56283848, 59007260, 70354810, 70808712, 84425772, 88510890, 91461253, 105532215, 112567696, 118014520, 140709620, 141617424, 168851544, 177021780, 182922506, 211064430, 236029040, 274383759, 281419240, 337703088, 354043560, 365845012, 422128860, 457306265, 548767518, 562838480, 708087120, 731690024, 844257720, 914612530, 1097535036, 1371918795, 1463380048, 1688515440, 1829225060, 2195070072, 2743837590, 3658450120, 4390140144, 5487675180, 7316900240, 10975350360, 21950700720]

約数ペア:

[(1, 21950700720), (2, 10975350360), (3, 7316900240), (4, 5487675180), (5, 4390140144), (6, 3658450120), (8, 2743837590), (10, 2195070072), (12, 1829225060), (13, 1688515440), (15, 1463380048), (16, 1371918795), (20, 1097535036), (24, 914612530), (26, 844257720), (30, 731690024), (31, 708087120), (39, 562838480), (40, 548767518), (48, 457306265), (52, 422128860), (60, 365845012), (62, 354043560), (65, 337703088), (78, 281419240), (80, 274383759), (93, 236029040), (104, 211064430), (120, 182922506), (124, 177021780), (130, 168851544), (155, 141617424), (156, 140709620), (186, 118014520), (195, 112567696), (208, 105532215), (240, 91461253), (248, 88510890), (260, 84425772), (310, 70808712), (312, 70354810), (372, 59007260), (390, 56283848), (403, 54468240), (465, 47205808), (496, 44255445), (520, 42212886), (620, 35404356), (624, 35177405), (744, 29503630), (780, 28141924), (806, 27234120), (930, 23602904), (961, 22841520), (1040, 21106443), (1209, 18156080), (1240, 17702178), (1488, 14751815), (1560, 14070962), (1612, 13617060), (1860, 11801452), (1922, 11420760), (2015, 10893648), (2418, 9078040), (2480, 8851089), (2883, 7613840), (3120, 7035481), (3224, 6808530), (3720, 5900726), (3844, 5710380), (4030, 5446824), (4805, 4568304), (4836, 4539020), (5766, 3806920), (6045, 3631216), (6448, 3404265), (7321, 2998320), (7440, 2950363), (7688, 2855190), (8060, 2723412), (9610, 2284152), (9672, 2269510), (11532, 1903460), (12090, 1815608), (12493, 1757040), (14415, 1522768), (14642, 1499160), (15376, 1427595), (16120, 1361706), (19220, 1142076), (19344, 1134755), (21963, 999440), (23064, 951730), (24180, 907804), (24986, 878520), (28830, 761384), (29284, 749580), (32240, 680853), (36605, 599664), (37479, 585680), (38440, 571038), (43926, 499720), (46128, 475865), (48360, 453902), (49972, 439260), (57660, 380692), (58568, 374790), (62465, 351408), (73210, 299832), (74958, 292840), (76880, 285519), (87852, 249860), (95173, 230640), (96720, 226951), (99944, 219630), (109815, 199888), (115320, 190346), (117136, 187395), (124930, 175704), (146420, 149916)]