220336560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{306023}}^1$

素因数の和:306042

約数の個数: 60

約数和(自身を含む): 739966032

約数和(自身を除く): 519629472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 306023, 612046, 918069, 1224092, 1530115, 1836138, 2448184, 2754207, 3060230, 3672276, 4590345, 4896368, 5508414, 6120460, 7344552, 9180690, 11016828, 12240920, 13771035, 14689104, 18361380, 22033656, 24481840, 27542070, 36722760, 44067312, 55084140, 73445520, 110168280, 220336560]

約数ペア:

[(1, 220336560), (2, 110168280), (3, 73445520), (4, 55084140), (5, 44067312), (6, 36722760), (8, 27542070), (9, 24481840), (10, 22033656), (12, 18361380), (15, 14689104), (16, 13771035), (18, 12240920), (20, 11016828), (24, 9180690), (30, 7344552), (36, 6120460), (40, 5508414), (45, 4896368), (48, 4590345), (60, 3672276), (72, 3060230), (80, 2754207), (90, 2448184), (120, 1836138), (144, 1530115), (180, 1224092), (240, 918069), (360, 612046), (720, 306023)]