71122920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53881}}^1$

素因数の和:53906

約数の個数: 64

約数和(自身を含む): 232770240

約数和(自身を除く): 161647320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 53881, 107762, 161643, 215524, 269405, 323286, 431048, 538810, 592691, 646572, 808215, 1077620, 1185382, 1293144, 1616430, 1778073, 2155240, 2370764, 2963455, 3232860, 3556146, 4741528, 5926910, 6465720, 7112292, 8890365, 11853820, 14224584, 17780730, 23707640, 35561460, 71122920]

約数ペア:

[(1, 71122920), (2, 35561460), (3, 23707640), (4, 17780730), (5, 14224584), (6, 11853820), (8, 8890365), (10, 7112292), (11, 6465720), (12, 5926910), (15, 4741528), (20, 3556146), (22, 3232860), (24, 2963455), (30, 2370764), (33, 2155240), (40, 1778073), (44, 1616430), (55, 1293144), (60, 1185382), (66, 1077620), (88, 808215), (110, 646572), (120, 592691), (132, 538810), (165, 431048), (220, 323286), (264, 269405), (330, 215524), (440, 161643), (660, 107762), (1320, 53881)]