201389720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6983}}^1$

素因数の和:7104

約数の個数: 64

約数和(自身を含む): 522961920

約数和(自身を除く): 321572200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 3605, 4120, 5768, 6983, 7210, 13966, 14420, 27932, 28840, 34915, 48881, 55864, 69830, 97762, 139660, 195524, 244405, 279320, 391048, 488810, 719249, 977620, 1438498, 1955240, 2876996, 3596245, 5034743, 5753992, 7192490, 10069486, 14384980, 20138972, 25173715, 28769960, 40277944, 50347430, 100694860, 201389720]

約数ペア:

[(1, 201389720), (2, 100694860), (4, 50347430), (5, 40277944), (7, 28769960), (8, 25173715), (10, 20138972), (14, 14384980), (20, 10069486), (28, 7192490), (35, 5753992), (40, 5034743), (56, 3596245), (70, 2876996), (103, 1955240), (140, 1438498), (206, 977620), (280, 719249), (412, 488810), (515, 391048), (721, 279320), (824, 244405), (1030, 195524), (1442, 139660), (2060, 97762), (2884, 69830), (3605, 55864), (4120, 48881), (5768, 34915), (6983, 28840), (7210, 27932), (13966, 14420)]