213501540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{881}}^1$

素因数の和:1477

約数の個数: 96

約数和(自身を含む): 685165824

約数和(自身を除く): 471664284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 577, 881, 1154, 1731, 1762, 2308, 2643, 2885, 3462, 3524, 4039, 4405, 5286, 5770, 6167, 6924, 8078, 8655, 8810, 10572, 11540, 12117, 12334, 13215, 16156, 17310, 17620, 18501, 20195, 24234, 24668, 26430, 30835, 34620, 37002, 40390, 48468, 52860, 60585, 61670, 74004, 80780, 92505, 121170, 123340, 185010, 242340, 370020, 508337, 1016674, 1525011, 2033348, 2541685, 3050022, 3558359, 5083370, 6100044, 7116718, 7625055, 10166740, 10675077, 14233436, 15250110, 17791795, 21350154, 30500220, 35583590, 42700308, 53375385, 71167180, 106750770, 213501540]

約数ペア:

[(1, 213501540), (2, 106750770), (3, 71167180), (4, 53375385), (5, 42700308), (6, 35583590), (7, 30500220), (10, 21350154), (12, 17791795), (14, 15250110), (15, 14233436), (20, 10675077), (21, 10166740), (28, 7625055), (30, 7116718), (35, 6100044), (42, 5083370), (60, 3558359), (70, 3050022), (84, 2541685), (105, 2033348), (140, 1525011), (210, 1016674), (420, 508337), (577, 370020), (881, 242340), (1154, 185010), (1731, 123340), (1762, 121170), (2308, 92505), (2643, 80780), (2885, 74004), (3462, 61670), (3524, 60585), (4039, 52860), (4405, 48468), (5286, 40390), (5770, 37002), (6167, 34620), (6924, 30835), (8078, 26430), (8655, 24668), (8810, 24234), (10572, 20195), (11540, 18501), (12117, 17620), (12334, 17310), (13215, 16156)]