66764480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 170688000

約数和(自身を除く): 103923520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 139, 152, 158, 160, 190, 278, 304, 316, 320, 380, 395, 556, 608, 632, 695, 760, 790, 1112, 1216, 1264, 1390, 1501, 1520, 1580, 2224, 2528, 2641, 2780, 3002, 3040, 3160, 4448, 5056, 5282, 5560, 6004, 6080, 6320, 7505, 8896, 10564, 10981, 11120, 12008, 12640, 13205, 15010, 21128, 21962, 22240, 24016, 25280, 26410, 30020, 42256, 43924, 44480, 48032, 52820, 54905, 60040, 84512, 87848, 96064, 105640, 109810, 120080, 169024, 175696, 208639, 211280, 219620, 240160, 351392, 417278, 422560, 439240, 480320, 702784, 834556, 845120, 878480, 1043195, 1669112, 1756960, 2086390, 3338224, 3513920, 4172780, 6676448, 8345560, 13352896, 16691120, 33382240, 66764480]

約数ペア:

[(1, 66764480), (2, 33382240), (4, 16691120), (5, 13352896), (8, 8345560), (10, 6676448), (16, 4172780), (19, 3513920), (20, 3338224), (32, 2086390), (38, 1756960), (40, 1669112), (64, 1043195), (76, 878480), (79, 845120), (80, 834556), (95, 702784), (139, 480320), (152, 439240), (158, 422560), (160, 417278), (190, 351392), (278, 240160), (304, 219620), (316, 211280), (320, 208639), (380, 175696), (395, 169024), (556, 120080), (608, 109810), (632, 105640), (695, 96064), (760, 87848), (790, 84512), (1112, 60040), (1216, 54905), (1264, 52820), (1390, 48032), (1501, 44480), (1520, 43924), (1580, 42256), (2224, 30020), (2528, 26410), (2641, 25280), (2780, 24016), (3002, 22240), (3040, 21962), (3160, 21128), (4448, 15010), (5056, 13205), (5282, 12640), (5560, 12008), (6004, 11120), (6080, 10981), (6320, 10564), (7505, 8896)]