156669280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 395176320

約数和(自身を除く): 238507040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 239, 241, 272, 340, 478, 482, 544, 680, 956, 964, 1195, 1205, 1360, 1912, 1928, 2390, 2410, 2720, 3824, 3856, 4063, 4097, 4780, 4820, 7648, 7712, 8126, 8194, 9560, 9640, 16252, 16388, 19120, 19280, 20315, 20485, 32504, 32776, 38240, 38560, 40630, 40970, 57599, 65008, 65552, 81260, 81940, 115198, 130016, 131104, 162520, 163880, 230396, 287995, 325040, 327760, 460792, 575990, 650080, 655520, 921584, 979183, 1151980, 1843168, 1958366, 2303960, 3916732, 4607920, 4895915, 7833464, 9215840, 9791830, 15666928, 19583660, 31333856, 39167320, 78334640, 156669280]

約数ペア:

[(1, 156669280), (2, 78334640), (4, 39167320), (5, 31333856), (8, 19583660), (10, 15666928), (16, 9791830), (17, 9215840), (20, 7833464), (32, 4895915), (34, 4607920), (40, 3916732), (68, 2303960), (80, 1958366), (85, 1843168), (136, 1151980), (160, 979183), (170, 921584), (239, 655520), (241, 650080), (272, 575990), (340, 460792), (478, 327760), (482, 325040), (544, 287995), (680, 230396), (956, 163880), (964, 162520), (1195, 131104), (1205, 130016), (1360, 115198), (1912, 81940), (1928, 81260), (2390, 65552), (2410, 65008), (2720, 57599), (3824, 40970), (3856, 40630), (4063, 38560), (4097, 38240), (4780, 32776), (4820, 32504), (7648, 20485), (7712, 20315), (8126, 19280), (8194, 19120), (9560, 16388), (9640, 16252)]