160604840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 411505920

約数和(自身を除く): 250901080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 71, 88, 97, 106, 110, 142, 194, 212, 220, 265, 284, 355, 388, 424, 440, 485, 530, 568, 583, 710, 776, 781, 970, 1060, 1067, 1166, 1420, 1562, 1940, 2120, 2134, 2332, 2840, 2915, 3124, 3763, 3880, 3905, 4268, 4664, 5141, 5335, 5830, 6248, 6887, 7526, 7810, 8536, 10282, 10670, 11660, 13774, 15052, 15620, 18815, 20564, 21340, 23320, 25705, 27548, 30104, 31240, 34435, 37630, 41128, 41393, 42680, 51410, 55096, 56551, 68870, 75260, 75757, 82786, 102820, 113102, 137740, 150520, 151514, 165572, 205640, 206965, 226204, 275480, 282755, 303028, 331144, 365011, 378785, 413930, 452408, 565510, 606056, 730022, 757570, 827860, 1131020, 1460044, 1515140, 1655720, 1825055, 2262040, 2920088, 3030280, 3650110, 4015121, 7300220, 8030242, 14600440, 16060484, 20075605, 32120968, 40151210, 80302420, 160604840]

約数ペア:

[(1, 160604840), (2, 80302420), (4, 40151210), (5, 32120968), (8, 20075605), (10, 16060484), (11, 14600440), (20, 8030242), (22, 7300220), (40, 4015121), (44, 3650110), (53, 3030280), (55, 2920088), (71, 2262040), (88, 1825055), (97, 1655720), (106, 1515140), (110, 1460044), (142, 1131020), (194, 827860), (212, 757570), (220, 730022), (265, 606056), (284, 565510), (355, 452408), (388, 413930), (424, 378785), (440, 365011), (485, 331144), (530, 303028), (568, 282755), (583, 275480), (710, 226204), (776, 206965), (781, 205640), (970, 165572), (1060, 151514), (1067, 150520), (1166, 137740), (1420, 113102), (1562, 102820), (1940, 82786), (2120, 75757), (2134, 75260), (2332, 68870), (2840, 56551), (2915, 55096), (3124, 51410), (3763, 42680), (3880, 41393), (3905, 41128), (4268, 37630), (4664, 34435), (5141, 31240), (5335, 30104), (5830, 27548), (6248, 25705), (6887, 23320), (7526, 21340), (7810, 20564), (8536, 18815), (10282, 15620), (10670, 15052), (11660, 13774)]