1721379240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{683087}}^1$

素因数の和:683111

約数の個数: 96

約数和(自身を含む): 6393703680

約数和(自身を除く): 4672324440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 683087, 1366174, 2049261, 2732348, 3415435, 4098522, 4781609, 5464696, 6147783, 6830870, 8197044, 9563218, 10246305, 12295566, 13661740, 14344827, 16394088, 19126436, 20492610, 23908045, 24591132, 27323480, 28689654, 30738915, 38252872, 40985220, 43034481, 47816090, 49182264, 57379308, 61477830, 71724135, 81970440, 86068962, 95632180, 114758616, 122955660, 143448270, 172137924, 191264360, 215172405, 245911320, 286896540, 344275848, 430344810, 573793080, 860689620, 1721379240]

約数ペア:

[(1, 1721379240), (2, 860689620), (3, 573793080), (4, 430344810), (5, 344275848), (6, 286896540), (7, 245911320), (8, 215172405), (9, 191264360), (10, 172137924), (12, 143448270), (14, 122955660), (15, 114758616), (18, 95632180), (20, 86068962), (21, 81970440), (24, 71724135), (28, 61477830), (30, 57379308), (35, 49182264), (36, 47816090), (40, 43034481), (42, 40985220), (45, 38252872), (56, 30738915), (60, 28689654), (63, 27323480), (70, 24591132), (72, 23908045), (84, 20492610), (90, 19126436), (105, 16394088), (120, 14344827), (126, 13661740), (140, 12295566), (168, 10246305), (180, 9563218), (210, 8197044), (252, 6830870), (280, 6147783), (315, 5464696), (360, 4781609), (420, 4098522), (504, 3415435), (630, 2732348), (840, 2049261), (1260, 1366174), (2520, 683087)]