156980720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:739

約数の個数: 120

約数和(自身を含む): 419075856

約数和(自身を除く): 262095136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 169, 170, 208, 221, 260, 272, 338, 340, 442, 520, 676, 680, 683, 845, 884, 1040, 1105, 1352, 1360, 1366, 1690, 1768, 2210, 2704, 2732, 2873, 3380, 3415, 3536, 4420, 5464, 5746, 6760, 6830, 8840, 8879, 10928, 11492, 11611, 13520, 13660, 14365, 17680, 17758, 22984, 23222, 27320, 28730, 35516, 44395, 45968, 46444, 54640, 57460, 58055, 71032, 88790, 92888, 114920, 115427, 116110, 142064, 150943, 177580, 185776, 229840, 230854, 232220, 301886, 355160, 461708, 464440, 577135, 603772, 710320, 754715, 923416, 928880, 1154270, 1207544, 1509430, 1846832, 1962259, 2308540, 2415088, 3018860, 3924518, 4617080, 6037720, 7849036, 9234160, 9811295, 12075440, 15698072, 19622590, 31396144, 39245180, 78490360, 156980720]

約数ペア:

[(1, 156980720), (2, 78490360), (4, 39245180), (5, 31396144), (8, 19622590), (10, 15698072), (13, 12075440), (16, 9811295), (17, 9234160), (20, 7849036), (26, 6037720), (34, 4617080), (40, 3924518), (52, 3018860), (65, 2415088), (68, 2308540), (80, 1962259), (85, 1846832), (104, 1509430), (130, 1207544), (136, 1154270), (169, 928880), (170, 923416), (208, 754715), (221, 710320), (260, 603772), (272, 577135), (338, 464440), (340, 461708), (442, 355160), (520, 301886), (676, 232220), (680, 230854), (683, 229840), (845, 185776), (884, 177580), (1040, 150943), (1105, 142064), (1352, 116110), (1360, 115427), (1366, 114920), (1690, 92888), (1768, 88790), (2210, 71032), (2704, 58055), (2732, 57460), (2873, 54640), (3380, 46444), (3415, 45968), (3536, 44395), (4420, 35516), (5464, 28730), (5746, 27320), (6760, 23222), (6830, 22984), (8840, 17758), (8879, 17680), (10928, 14365), (11492, 13660), (11611, 13520)]