245422260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2617}}^1$

素因数の和:3153

約数の個数: 72

約数和(自身を含む): 746161416

約数和(自身を除く): 500739156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 2084, 2605, 2617, 3126, 4689, 5210, 5234, 6252, 7815, 7851, 9378, 10420, 10468, 13085, 15630, 15702, 18756, 23445, 23553, 26170, 31260, 31404, 39255, 46890, 47106, 52340, 78510, 93780, 94212, 117765, 157020, 235530, 471060, 1363457, 2726914, 4090371, 5453828, 6817285, 8180742, 12271113, 13634570, 16361484, 20451855, 24542226, 27269140, 40903710, 49084452, 61355565, 81807420, 122711130, 245422260]

約数ペア:

[(1, 245422260), (2, 122711130), (3, 81807420), (4, 61355565), (5, 49084452), (6, 40903710), (9, 27269140), (10, 24542226), (12, 20451855), (15, 16361484), (18, 13634570), (20, 12271113), (30, 8180742), (36, 6817285), (45, 5453828), (60, 4090371), (90, 2726914), (180, 1363457), (521, 471060), (1042, 235530), (1563, 157020), (2084, 117765), (2605, 94212), (2617, 93780), (3126, 78510), (4689, 52340), (5210, 47106), (5234, 46890), (6252, 39255), (7815, 31404), (7851, 31260), (9378, 26170), (10420, 23553), (10468, 23445), (13085, 18756), (15630, 15702)]