156960028840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{258107}}^1$

素因数の和:258802

約数の個数: 64

約数和(自身を含む): 369073791360

約数和(自身を除く): 212113762520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 661, 920, 1322, 2644, 3305, 5288, 6610, 13220, 15203, 26440, 30406, 60812, 76015, 121624, 152030, 258107, 304060, 516214, 608120, 1032428, 1290535, 2064856, 2581070, 5162140, 5936461, 10324280, 11872922, 23745844, 29682305, 47491688, 59364610, 118729220, 170608727, 237458440, 341217454, 682434908, 853043635, 1364869816, 1706087270, 3412174540, 3924000721, 6824349080, 7848001442, 15696002884, 19620003605, 31392005768, 39240007210, 78480014420, 156960028840]

約数ペア:

[(1, 156960028840), (2, 78480014420), (4, 39240007210), (5, 31392005768), (8, 19620003605), (10, 15696002884), (20, 7848001442), (23, 6824349080), (40, 3924000721), (46, 3412174540), (92, 1706087270), (115, 1364869816), (184, 853043635), (230, 682434908), (460, 341217454), (661, 237458440), (920, 170608727), (1322, 118729220), (2644, 59364610), (3305, 47491688), (5288, 29682305), (6610, 23745844), (13220, 11872922), (15203, 10324280), (26440, 5936461), (30406, 5162140), (60812, 2581070), (76015, 2064856), (121624, 1290535), (152030, 1032428), (258107, 608120), (304060, 516214)]