420708870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1831}}^1$

素因数の和:1907

約数の個数: 128

約数和(自身を含む): 1202964480

約数和(自身を除く): 782255610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 37, 45, 46, 54, 69, 74, 90, 111, 115, 135, 138, 185, 207, 222, 230, 270, 333, 345, 370, 414, 555, 621, 666, 690, 851, 999, 1035, 1110, 1242, 1665, 1702, 1831, 1998, 2070, 2553, 3105, 3330, 3662, 4255, 4995, 5106, 5493, 6210, 7659, 8510, 9155, 9990, 10986, 12765, 15318, 16479, 18310, 22977, 25530, 27465, 32958, 38295, 42113, 45954, 49437, 54930, 67747, 76590, 82395, 84226, 98874, 114885, 126339, 135494, 164790, 203241, 210565, 229770, 247185, 252678, 338735, 379017, 406482, 421130, 494370, 609723, 631695, 677470, 758034, 1016205, 1137051, 1219446, 1263390, 1558181, 1829169, 1895085, 2032410, 2274102, 3048615, 3116362, 3658338, 3790170, 4674543, 5685255, 6097230, 7790905, 9145845, 9349086, 11370510, 14023629, 15581810, 18291690, 23372715, 28047258, 42070887, 46745430, 70118145, 84141774, 140236290, 210354435, 420708870]

約数ペア:

[(1, 420708870), (2, 210354435), (3, 140236290), (5, 84141774), (6, 70118145), (9, 46745430), (10, 42070887), (15, 28047258), (18, 23372715), (23, 18291690), (27, 15581810), (30, 14023629), (37, 11370510), (45, 9349086), (46, 9145845), (54, 7790905), (69, 6097230), (74, 5685255), (90, 4674543), (111, 3790170), (115, 3658338), (135, 3116362), (138, 3048615), (185, 2274102), (207, 2032410), (222, 1895085), (230, 1829169), (270, 1558181), (333, 1263390), (345, 1219446), (370, 1137051), (414, 1016205), (555, 758034), (621, 677470), (666, 631695), (690, 609723), (851, 494370), (999, 421130), (1035, 406482), (1110, 379017), (1242, 338735), (1665, 252678), (1702, 247185), (1831, 229770), (1998, 210565), (2070, 203241), (2553, 164790), (3105, 135494), (3330, 126339), (3662, 114885), (4255, 98874), (4995, 84226), (5106, 82395), (5493, 76590), (6210, 67747), (7659, 54930), (8510, 49437), (9155, 45954), (9990, 42113), (10986, 38295), (12765, 32958), (15318, 27465), (16479, 25530), (18310, 22977)]