630777780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{389369}}^1$

素因数の和:389390

約数の個数: 60

約数和(自身を含む): 1978778340

約数和(自身を除く): 1348000560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 389369, 778738, 1168107, 1557476, 1946845, 2336214, 3504321, 3893690, 4672428, 5840535, 7008642, 7787380, 10512963, 11681070, 14017284, 17521605, 21025926, 23362140, 31538889, 35043210, 42051852, 52564815, 63077778, 70086420, 105129630, 126155556, 157694445, 210259260, 315388890, 630777780]

約数ペア:

[(1, 630777780), (2, 315388890), (3, 210259260), (4, 157694445), (5, 126155556), (6, 105129630), (9, 70086420), (10, 63077778), (12, 52564815), (15, 42051852), (18, 35043210), (20, 31538889), (27, 23362140), (30, 21025926), (36, 17521605), (45, 14017284), (54, 11681070), (60, 10512963), (81, 7787380), (90, 7008642), (108, 5840535), (135, 4672428), (162, 3893690), (180, 3504321), (270, 2336214), (324, 1946845), (405, 1557476), (540, 1168107), (810, 778738), (1620, 389369)]