161936560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 431972352

約数和(自身を除く): 270035792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 31, 34, 40, 46, 62, 68, 80, 85, 92, 115, 124, 136, 155, 167, 170, 184, 230, 248, 272, 310, 334, 340, 368, 391, 460, 496, 527, 620, 668, 680, 713, 782, 835, 920, 1054, 1240, 1336, 1360, 1426, 1564, 1670, 1840, 1955, 2108, 2480, 2635, 2672, 2839, 2852, 3128, 3340, 3565, 3841, 3910, 4216, 5177, 5270, 5678, 5704, 6256, 6680, 7130, 7682, 7820, 8432, 10354, 10540, 11356, 11408, 12121, 13360, 14195, 14260, 15364, 15640, 19205, 20708, 21080, 22712, 24242, 25885, 28390, 28520, 30728, 31280, 38410, 41416, 42160, 45424, 48484, 51770, 56780, 57040, 60605, 61456, 65297, 76820, 82832, 88009, 96968, 103540, 113560, 119071, 121210, 130594, 153640, 176018, 193936, 207080, 227120, 238142, 242420, 261188, 307280, 326485, 352036, 414160, 440045, 476284, 484840, 522376, 595355, 652970, 704072, 880090, 952568, 969680, 1044752, 1190710, 1305940, 1408144, 1760180, 1905136, 2024207, 2381420, 2611880, 3520360, 4048414, 4762840, 5223760, 7040720, 8096828, 9525680, 10121035, 16193656, 20242070, 32387312, 40484140, 80968280, 161936560]

約数ペア:

[(1, 161936560), (2, 80968280), (4, 40484140), (5, 32387312), (8, 20242070), (10, 16193656), (16, 10121035), (17, 9525680), (20, 8096828), (23, 7040720), (31, 5223760), (34, 4762840), (40, 4048414), (46, 3520360), (62, 2611880), (68, 2381420), (80, 2024207), (85, 1905136), (92, 1760180), (115, 1408144), (124, 1305940), (136, 1190710), (155, 1044752), (167, 969680), (170, 952568), (184, 880090), (230, 704072), (248, 652970), (272, 595355), (310, 522376), (334, 484840), (340, 476284), (368, 440045), (391, 414160), (460, 352036), (496, 326485), (527, 307280), (620, 261188), (668, 242420), (680, 238142), (713, 227120), (782, 207080), (835, 193936), (920, 176018), (1054, 153640), (1240, 130594), (1336, 121210), (1360, 119071), (1426, 113560), (1564, 103540), (1670, 96968), (1840, 88009), (1955, 82832), (2108, 76820), (2480, 65297), (2635, 61456), (2672, 60605), (2839, 57040), (2852, 56780), (3128, 51770), (3340, 48484), (3565, 45424), (3841, 42160), (3910, 41416), (4216, 38410), (5177, 31280), (5270, 30728), (5678, 28520), (5704, 28390), (6256, 25885), (6680, 24242), (7130, 22712), (7682, 21080), (7820, 20708), (8432, 19205), (10354, 15640), (10540, 15364), (11356, 14260), (11408, 14195), (12121, 13360)]