321301908

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1187}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 831999168

約数和(自身を除く): 510697260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 103, 146, 206, 219, 292, 309, 412, 438, 618, 657, 876, 927, 1187, 1236, 1314, 1854, 2374, 2628, 3561, 3708, 4748, 7122, 7519, 10683, 14244, 15038, 21366, 22557, 30076, 42732, 45114, 67671, 86651, 90228, 122261, 135342, 173302, 244522, 259953, 270684, 346604, 366783, 489044, 519906, 733566, 779859, 1039812, 1100349, 1467132, 1559718, 2200698, 3119436, 4401396, 8925053, 17850106, 26775159, 35700212, 53550318, 80325477, 107100636, 160650954, 321301908]

約数ペア:

[(1, 321301908), (2, 160650954), (3, 107100636), (4, 80325477), (6, 53550318), (9, 35700212), (12, 26775159), (18, 17850106), (36, 8925053), (73, 4401396), (103, 3119436), (146, 2200698), (206, 1559718), (219, 1467132), (292, 1100349), (309, 1039812), (412, 779859), (438, 733566), (618, 519906), (657, 489044), (876, 366783), (927, 346604), (1187, 270684), (1236, 259953), (1314, 244522), (1854, 173302), (2374, 135342), (2628, 122261), (3561, 90228), (3708, 86651), (4748, 67671), (7122, 45114), (7519, 42732), (10683, 30076), (14244, 22557), (15038, 21366)]