218245608

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{61861}}^1$

素因数の和:61887

約数の個数: 72

約数和(自身を含む): 687596130

約数和(自身を除く): 469350522

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 61861, 123722, 185583, 247444, 371166, 433027, 494888, 556749, 742332, 866054, 1113498, 1299081, 1484664, 1732108, 2226996, 2598162, 3031189, 3464216, 3897243, 4453992, 5196324, 6062378, 7794486, 9093567, 10392648, 12124756, 15588972, 18187134, 24249512, 27280701, 31177944, 36374268, 54561402, 72748536, 109122804, 218245608]

約数ペア:

[(1, 218245608), (2, 109122804), (3, 72748536), (4, 54561402), (6, 36374268), (7, 31177944), (8, 27280701), (9, 24249512), (12, 18187134), (14, 15588972), (18, 12124756), (21, 10392648), (24, 9093567), (28, 7794486), (36, 6062378), (42, 5196324), (49, 4453992), (56, 3897243), (63, 3464216), (72, 3031189), (84, 2598162), (98, 2226996), (126, 1732108), (147, 1484664), (168, 1299081), (196, 1113498), (252, 866054), (294, 742332), (392, 556749), (441, 494888), (504, 433027), (588, 371166), (882, 247444), (1176, 185583), (1764, 123722), (3528, 61861)]