636005209480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{89779}}^1$

素因数の和:90047

約数の個数: 128

約数和(自身を含む): 1535884416000

約数和(自身を除く): 899879206520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 197, 232, 248, 290, 310, 394, 580, 620, 788, 899, 985, 1160, 1240, 1576, 1798, 1970, 3596, 3940, 4495, 5713, 6107, 7192, 7880, 8990, 11426, 12214, 17980, 22852, 24428, 28565, 30535, 35960, 45704, 48856, 57130, 61070, 89779, 114260, 122140, 177103, 179558, 228520, 244280, 354206, 359116, 448895, 708412, 718232, 885515, 897790, 1416824, 1771030, 1795580, 2603591, 2783149, 3542060, 3591160, 5207182, 5566298, 7084120, 10414364, 11132596, 13017955, 13915745, 17686463, 20828728, 22265192, 26035910, 27831490, 35372926, 52071820, 55662980, 70745852, 80711321, 88432315, 104143640, 111325960, 141491704, 161422642, 176864630, 322845284, 353729260, 403556605, 512907427, 548280353, 645690568, 707458520, 807113210, 1025814854, 1096560706, 1614226420, 2051629708, 2193121412, 2564537135, 2741401765, 3228452840, 4103259416, 4386242824, 5129074270, 5482803530, 10258148540, 10965607060, 15900130237, 20516297080, 21931214120, 31800260474, 63600520948, 79500651185, 127201041896, 159001302370, 318002604740, 636005209480]

約数ペア:

[(1, 636005209480), (2, 318002604740), (4, 159001302370), (5, 127201041896), (8, 79500651185), (10, 63600520948), (20, 31800260474), (29, 21931214120), (31, 20516297080), (40, 15900130237), (58, 10965607060), (62, 10258148540), (116, 5482803530), (124, 5129074270), (145, 4386242824), (155, 4103259416), (197, 3228452840), (232, 2741401765), (248, 2564537135), (290, 2193121412), (310, 2051629708), (394, 1614226420), (580, 1096560706), (620, 1025814854), (788, 807113210), (899, 707458520), (985, 645690568), (1160, 548280353), (1240, 512907427), (1576, 403556605), (1798, 353729260), (1970, 322845284), (3596, 176864630), (3940, 161422642), (4495, 141491704), (5713, 111325960), (6107, 104143640), (7192, 88432315), (7880, 80711321), (8990, 70745852), (11426, 55662980), (12214, 52071820), (17980, 35372926), (22852, 27831490), (24428, 26035910), (28565, 22265192), (30535, 20828728), (35960, 17686463), (45704, 13915745), (48856, 13017955), (57130, 11132596), (61070, 10414364), (89779, 7084120), (114260, 5566298), (122140, 5207182), (177103, 3591160), (179558, 3542060), (228520, 2783149), (244280, 2603591), (354206, 1795580), (359116, 1771030), (448895, 1416824), (708412, 897790), (718232, 885515)]