244474720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31183}}^1$

素因数の和:31212

約数の個数: 72

約数和(自身を含む): 671890464

約数和(自身を除く): 427415744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 31183, 62366, 124732, 155915, 218281, 249464, 311830, 436562, 498928, 623660, 873124, 997856, 1091405, 1247320, 1527967, 1746248, 2182810, 2494640, 3055934, 3492496, 4365620, 4989280, 6111868, 6984992, 7639835, 8731240, 12223736, 15279670, 17462480, 24447472, 30559340, 34924960, 48894944, 61118680, 122237360, 244474720]

約数ペア:

[(1, 244474720), (2, 122237360), (4, 61118680), (5, 48894944), (7, 34924960), (8, 30559340), (10, 24447472), (14, 17462480), (16, 15279670), (20, 12223736), (28, 8731240), (32, 7639835), (35, 6984992), (40, 6111868), (49, 4989280), (56, 4365620), (70, 3492496), (80, 3055934), (98, 2494640), (112, 2182810), (140, 1746248), (160, 1527967), (196, 1247320), (224, 1091405), (245, 997856), (280, 873124), (392, 623660), (490, 498928), (560, 436562), (784, 311830), (980, 249464), (1120, 218281), (1568, 155915), (1960, 124732), (3920, 62366), (7840, 31183)]