260355900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{123979}}^1$

素因数の和:124003

約数の個数: 72

約数和(自身を含む): 860917120

約数和(自身を除く): 600561220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 123979, 247958, 371937, 495916, 619895, 743874, 867853, 1239790, 1487748, 1735706, 1859685, 2479580, 2603559, 3099475, 3471412, 3719370, 4339265, 5207118, 6198950, 7438740, 8678530, 9298425, 10414236, 12397900, 13017795, 17357060, 18596850, 21696325, 26035590, 37193700, 43392650, 52071180, 65088975, 86785300, 130177950, 260355900]

約数ペア:

[(1, 260355900), (2, 130177950), (3, 86785300), (4, 65088975), (5, 52071180), (6, 43392650), (7, 37193700), (10, 26035590), (12, 21696325), (14, 18596850), (15, 17357060), (20, 13017795), (21, 12397900), (25, 10414236), (28, 9298425), (30, 8678530), (35, 7438740), (42, 6198950), (50, 5207118), (60, 4339265), (70, 3719370), (75, 3471412), (84, 3099475), (100, 2603559), (105, 2479580), (140, 1859685), (150, 1735706), (175, 1487748), (210, 1239790), (300, 867853), (350, 743874), (420, 619895), (525, 495916), (700, 371937), (1050, 247958), (2100, 123979)]