205458720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{428039}}^1$

素因数の和:428057

約数の個数: 48

約数和(自身を含む): 647196480

約数和(自身を除く): 441737760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 428039, 856078, 1284117, 1712156, 2140195, 2568234, 3424312, 4280390, 5136468, 6420585, 6848624, 8560780, 10272936, 12841170, 13697248, 17121560, 20545872, 25682340, 34243120, 41091744, 51364680, 68486240, 102729360, 205458720]

約数ペア:

[(1, 205458720), (2, 102729360), (3, 68486240), (4, 51364680), (5, 41091744), (6, 34243120), (8, 25682340), (10, 20545872), (12, 17121560), (15, 13697248), (16, 12841170), (20, 10272936), (24, 8560780), (30, 6848624), (32, 6420585), (40, 5136468), (48, 4280390), (60, 3424312), (80, 2568234), (96, 2140195), (120, 1712156), (160, 1284117), (240, 856078), (480, 428039)]