20878643760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2221}}^1$

素因数の和:2404

約数の個数: 320

約数和(自身を含む): 73321307136

約数和(自身を除く): 52442663376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 131, 138, 156, 184, 195, 208, 230, 240, 260, 262, 276, 299, 312, 345, 368, 390, 393, 460, 520, 524, 552, 598, 624, 655, 690, 780, 786, 897, 920, 1040, 1048, 1104, 1196, 1310, 1380, 1495, 1560, 1572, 1703, 1794, 1840, 1965, 2096, 2221, 2392, 2620, 2760, 2990, 3013, 3120, 3144, 3406, 3588, 3930, 4442, 4485, 4784, 5109, 5240, 5520, 5980, 6026, 6288, 6663, 6812, 7176, 7860, 8515, 8884, 8970, 9039, 10218, 10480, 11105, 11960, 12052, 13326, 13624, 14352, 15065, 15720, 17030, 17768, 17940, 18078, 20436, 22210, 23920, 24104, 25545, 26652, 27248, 28873, 30130, 31440, 33315, 34060, 35536, 35880, 36156, 39169, 40872, 44420, 45195, 48208, 51083, 51090, 53304, 57746, 60260, 66630, 68120, 71760, 72312, 78338, 81744, 86619, 88840, 90390, 102166, 102180, 106608, 115492, 117507, 120520, 133260, 136240, 144365, 144624, 153249, 156676, 173238, 177680, 180780, 195845, 204332, 204360, 230984, 235014, 241040, 255415, 266520, 288730, 290951, 306498, 313352, 346476, 361560, 391690, 408664, 408720, 433095, 461968, 470028, 510830, 533040, 577460, 581902, 587535, 612996, 626704, 664079, 692952, 723120, 766245, 783380, 817328, 866190, 872853, 940056, 1021660, 1154920, 1163804, 1175070, 1225992, 1328158, 1385904, 1454755, 1532490, 1566760, 1732380, 1745706, 1880112, 1992237, 2043320, 2309840, 2327608, 2350140, 2451984, 2656316, 2909510, 3064980, 3133520, 3320395, 3464760, 3491412, 3782363, 3984474, 4086640, 4364265, 4655216, 4700280, 5312632, 5819020, 6129960, 6640790, 6691873, 6929520, 6982824, 7564726, 7968948, 8728530, 9400560, 9961185, 10625264, 11347089, 11638040, 12259920, 13281580, 13383746, 13965648, 15129452, 15937896, 17457060, 18911815, 19922370, 20075619, 22694178, 23276080, 26563160, 26767492, 30258904, 31875792, 33459365, 34914120, 37823630, 39844740, 40151238, 45388356, 53126320, 53534984, 56735445, 60517808, 66918730, 69828240, 75647260, 79689480, 80302476, 86994349, 90776712, 100378095, 107069968, 113470890, 133837460, 151294520, 159378960, 160604952, 173988698, 181553424, 200756190, 226941780, 260983047, 267674920, 302589040, 321209904, 347977396, 401512380, 434971745, 453883560, 521966094, 535349840, 695954792, 803024760, 869943490, 907767120, 1043932188, 1304915235, 1391909584, 1606049520, 1739886980, 2087864376, 2609830470, 3479773960, 4175728752, 5219660940, 6959547920, 10439321880, 20878643760]

約数ペア:

[(1, 20878643760), (2, 10439321880), (3, 6959547920), (4, 5219660940), (5, 4175728752), (6, 3479773960), (8, 2609830470), (10, 2087864376), (12, 1739886980), (13, 1606049520), (15, 1391909584), (16, 1304915235), (20, 1043932188), (23, 907767120), (24, 869943490), (26, 803024760), (30, 695954792), (39, 535349840), (40, 521966094), (46, 453883560), (48, 434971745), (52, 401512380), (60, 347977396), (65, 321209904), (69, 302589040), (78, 267674920), (80, 260983047), (92, 226941780), (104, 200756190), (115, 181553424), (120, 173988698), (130, 160604952), (131, 159378960), (138, 151294520), (156, 133837460), (184, 113470890), (195, 107069968), (208, 100378095), (230, 90776712), (240, 86994349), (260, 80302476), (262, 79689480), (276, 75647260), (299, 69828240), (312, 66918730), (345, 60517808), (368, 56735445), (390, 53534984), (393, 53126320), (460, 45388356), (520, 40151238), (524, 39844740), (552, 37823630), (598, 34914120), (624, 33459365), (655, 31875792), (690, 30258904), (780, 26767492), (786, 26563160), (897, 23276080), (920, 22694178), (1040, 20075619), (1048, 19922370), (1104, 18911815), (1196, 17457060), (1310, 15937896), (1380, 15129452), (1495, 13965648), (1560, 13383746), (1572, 13281580), (1703, 12259920), (1794, 11638040), (1840, 11347089), (1965, 10625264), (2096, 9961185), (2221, 9400560), (2392, 8728530), (2620, 7968948), (2760, 7564726), (2990, 6982824), (3013, 6929520), (3120, 6691873), (3144, 6640790), (3406, 6129960), (3588, 5819020), (3930, 5312632), (4442, 4700280), (4485, 4655216), (4784, 4364265), (5109, 4086640), (5240, 3984474), (5520, 3782363), (5980, 3491412), (6026, 3464760), (6288, 3320395), (6663, 3133520), (6812, 3064980), (7176, 2909510), (7860, 2656316), (8515, 2451984), (8884, 2350140), (8970, 2327608), (9039, 2309840), (10218, 2043320), (10480, 1992237), (11105, 1880112), (11960, 1745706), (12052, 1732380), (13326, 1566760), (13624, 1532490), (14352, 1454755), (15065, 1385904), (15720, 1328158), (17030, 1225992), (17768, 1175070), (17940, 1163804), (18078, 1154920), (20436, 1021660), (22210, 940056), (23920, 872853), (24104, 866190), (25545, 817328), (26652, 783380), (27248, 766245), (28873, 723120), (30130, 692952), (31440, 664079), (33315, 626704), (34060, 612996), (35536, 587535), (35880, 581902), (36156, 577460), (39169, 533040), (40872, 510830), (44420, 470028), (45195, 461968), (48208, 433095), (51083, 408720), (51090, 408664), (53304, 391690), (57746, 361560), (60260, 346476), (66630, 313352), (68120, 306498), (71760, 290951), (72312, 288730), (78338, 266520), (81744, 255415), (86619, 241040), (88840, 235014), (90390, 230984), (102166, 204360), (102180, 204332), (106608, 195845), (115492, 180780), (117507, 177680), (120520, 173238), (133260, 156676), (136240, 153249), (144365, 144624)]