1330707780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{321427}}^1$

素因数の和:321465

約数の個数: 72

約数和(自身を含む): 4211992512

約数和(自身を除く): 2881284732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 321427, 642854, 964281, 1285708, 1607135, 1928562, 2892843, 3214270, 3857124, 4821405, 5785686, 6428540, 7392821, 9642810, 11571372, 14464215, 14785642, 19285620, 22178463, 28928430, 29571284, 36964105, 44356926, 57856860, 66535389, 73928210, 88713852, 110892315, 133070778, 147856420, 221784630, 266141556, 332676945, 443569260, 665353890, 1330707780]

約数ペア:

[(1, 1330707780), (2, 665353890), (3, 443569260), (4, 332676945), (5, 266141556), (6, 221784630), (9, 147856420), (10, 133070778), (12, 110892315), (15, 88713852), (18, 73928210), (20, 66535389), (23, 57856860), (30, 44356926), (36, 36964105), (45, 29571284), (46, 28928430), (60, 22178463), (69, 19285620), (90, 14785642), (92, 14464215), (115, 11571372), (138, 9642810), (180, 7392821), (207, 6428540), (230, 5785686), (276, 4821405), (345, 3857124), (414, 3214270), (460, 2892843), (690, 1928562), (828, 1607135), (1035, 1285708), (1380, 964281), (2070, 642854), (4140, 321427)]