72393720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86183}}^1$

素因数の和:86204

約数の個数: 64

約数和(自身を含む): 248209920

約数和(自身を除く): 175816200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86183, 172366, 258549, 344732, 430915, 517098, 603281, 689464, 861830, 1034196, 1206562, 1292745, 1723660, 1809843, 2068392, 2413124, 2585490, 3016405, 3447320, 3619686, 4826248, 5170980, 6032810, 7239372, 9049215, 10341960, 12065620, 14478744, 18098430, 24131240, 36196860, 72393720]

約数ペア:

[(1, 72393720), (2, 36196860), (3, 24131240), (4, 18098430), (5, 14478744), (6, 12065620), (7, 10341960), (8, 9049215), (10, 7239372), (12, 6032810), (14, 5170980), (15, 4826248), (20, 3619686), (21, 3447320), (24, 3016405), (28, 2585490), (30, 2413124), (35, 2068392), (40, 1809843), (42, 1723660), (56, 1292745), (60, 1206562), (70, 1034196), (84, 861830), (105, 689464), (120, 603281), (140, 517098), (168, 430915), (210, 344732), (280, 258549), (420, 172366), (840, 86183)]