155967520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3373}}^1$

素因数の和:3422

約数の個数: 72

約数和(自身を含む): 391539204

約数和(自身を除く): 235571684

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 544, 578, 680, 1156, 1360, 1445, 2312, 2720, 2890, 3373, 4624, 5780, 6746, 9248, 11560, 13492, 16865, 23120, 26984, 33730, 46240, 53968, 57341, 67460, 107936, 114682, 134920, 229364, 269840, 286705, 458728, 539680, 573410, 917456, 974797, 1146820, 1834912, 1949594, 2293640, 3899188, 4587280, 4873985, 7798376, 9174560, 9747970, 15596752, 19495940, 31193504, 38991880, 77983760, 155967520]

約数ペア:

[(1, 155967520), (2, 77983760), (4, 38991880), (5, 31193504), (8, 19495940), (10, 15596752), (16, 9747970), (17, 9174560), (20, 7798376), (32, 4873985), (34, 4587280), (40, 3899188), (68, 2293640), (80, 1949594), (85, 1834912), (136, 1146820), (160, 974797), (170, 917456), (272, 573410), (289, 539680), (340, 458728), (544, 286705), (578, 269840), (680, 229364), (1156, 134920), (1360, 114682), (1445, 107936), (2312, 67460), (2720, 57341), (2890, 53968), (3373, 46240), (4624, 33730), (5780, 26984), (6746, 23120), (9248, 16865), (11560, 13492)]