219389960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2273}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 523929600

約数和(自身を除く): 304539640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 2273, 2413, 2540, 4546, 4826, 5080, 9092, 9652, 11365, 12065, 18184, 19304, 22730, 24130, 43187, 45460, 48260, 86374, 90920, 96520, 172748, 215935, 288671, 345496, 431870, 577342, 863740, 1154684, 1443355, 1727480, 2309368, 2886710, 5484749, 5773420, 10969498, 11546840, 21938996, 27423745, 43877992, 54847490, 109694980, 219389960]

約数ペア:

[(1, 219389960), (2, 109694980), (4, 54847490), (5, 43877992), (8, 27423745), (10, 21938996), (19, 11546840), (20, 10969498), (38, 5773420), (40, 5484749), (76, 2886710), (95, 2309368), (127, 1727480), (152, 1443355), (190, 1154684), (254, 863740), (380, 577342), (508, 431870), (635, 345496), (760, 288671), (1016, 215935), (1270, 172748), (2273, 96520), (2413, 90920), (2540, 86374), (4546, 48260), (4826, 45460), (5080, 43187), (9092, 24130), (9652, 22730), (11365, 19304), (12065, 18184)]