320903604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8111}}^1$

素因数の和:8285

約数の個数: 72

約数和(自身を含む): 933074688

約数和(自身を除く): 612171084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4396, 5652, 6594, 8111, 9891, 13188, 16222, 19782, 24333, 32444, 39564, 48666, 56777, 72999, 97332, 113554, 145998, 170331, 227108, 291996, 340662, 510993, 681324, 1021986, 1273427, 2043972, 2546854, 3820281, 5093708, 7640562, 8913989, 11460843, 15281124, 17827978, 22921686, 26741967, 35655956, 45843372, 53483934, 80225901, 106967868, 160451802, 320903604]

約数ペア:

[(1, 320903604), (2, 160451802), (3, 106967868), (4, 80225901), (6, 53483934), (7, 45843372), (9, 35655956), (12, 26741967), (14, 22921686), (18, 17827978), (21, 15281124), (28, 11460843), (36, 8913989), (42, 7640562), (63, 5093708), (84, 3820281), (126, 2546854), (157, 2043972), (252, 1273427), (314, 1021986), (471, 681324), (628, 510993), (942, 340662), (1099, 291996), (1413, 227108), (1884, 170331), (2198, 145998), (2826, 113554), (3297, 97332), (4396, 72999), (5652, 56777), (6594, 48666), (8111, 39564), (9891, 32444), (13188, 24333), (16222, 19782)]