21764757560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{36683}}^1$

素因数の和:36877

約数の個数: 128

約数和(自身を含む): 60643054080

約数和(自身を除く): 38878296520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 163, 182, 260, 280, 326, 364, 455, 520, 652, 728, 815, 910, 1141, 1304, 1630, 1820, 2119, 2282, 3260, 3640, 4238, 4564, 5705, 6520, 8476, 9128, 10595, 11410, 14833, 16952, 21190, 22820, 29666, 36683, 42380, 45640, 59332, 73366, 74165, 84760, 118664, 146732, 148330, 183415, 256781, 293464, 296660, 366830, 476879, 513562, 593320, 733660, 953758, 1027124, 1283905, 1467320, 1907516, 2054248, 2384395, 2567810, 3338153, 3815032, 4768790, 5135620, 5979329, 6676306, 9537580, 10271240, 11958658, 13352612, 16690765, 19075160, 23917316, 26705224, 29896645, 33381530, 41855303, 47834632, 59793290, 66763060, 77731277, 83710606, 119586580, 133526120, 155462554, 167421212, 209276515, 239173160, 310925108, 334842424, 388656385, 418553030, 544118939, 621850216, 777312770, 837106060, 1088237878, 1554625540, 1674212120, 2176475756, 2720594695, 3109251080, 4352951512, 5441189390, 10882378780, 21764757560]

約数ペア:

[(1, 21764757560), (2, 10882378780), (4, 5441189390), (5, 4352951512), (7, 3109251080), (8, 2720594695), (10, 2176475756), (13, 1674212120), (14, 1554625540), (20, 1088237878), (26, 837106060), (28, 777312770), (35, 621850216), (40, 544118939), (52, 418553030), (56, 388656385), (65, 334842424), (70, 310925108), (91, 239173160), (104, 209276515), (130, 167421212), (140, 155462554), (163, 133526120), (182, 119586580), (260, 83710606), (280, 77731277), (326, 66763060), (364, 59793290), (455, 47834632), (520, 41855303), (652, 33381530), (728, 29896645), (815, 26705224), (910, 23917316), (1141, 19075160), (1304, 16690765), (1630, 13352612), (1820, 11958658), (2119, 10271240), (2282, 9537580), (3260, 6676306), (3640, 5979329), (4238, 5135620), (4564, 4768790), (5705, 3815032), (6520, 3338153), (8476, 2567810), (9128, 2384395), (10595, 2054248), (11410, 1907516), (14833, 1467320), (16952, 1283905), (21190, 1027124), (22820, 953758), (29666, 733660), (36683, 593320), (42380, 513562), (45640, 476879), (59332, 366830), (73366, 296660), (74165, 293464), (84760, 256781), (118664, 183415), (146732, 148330)]