1668450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{227}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 4834512

約数和(自身を除く): 3166062

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 227, 245, 294, 350, 454, 490, 525, 681, 735, 1050, 1135, 1225, 1362, 1470, 1589, 2270, 2450, 3178, 3405, 3675, 4767, 5675, 6810, 7350, 7945, 9534, 11123, 11350, 15890, 17025, 22246, 23835, 33369, 34050, 39725, 47670, 55615, 66738, 79450, 111230, 119175, 166845, 238350, 278075, 333690, 556150, 834225, 1668450]

約数ペア:

[(1, 1668450), (2, 834225), (3, 556150), (5, 333690), (6, 278075), (7, 238350), (10, 166845), (14, 119175), (15, 111230), (21, 79450), (25, 66738), (30, 55615), (35, 47670), (42, 39725), (49, 34050), (50, 33369), (70, 23835), (75, 22246), (98, 17025), (105, 15890), (147, 11350), (150, 11123), (175, 9534), (210, 7945), (227, 7350), (245, 6810), (294, 5675), (350, 4767), (454, 3675), (490, 3405), (525, 3178), (681, 2450), (735, 2270), (1050, 1589), (1135, 1470), (1225, 1362)]