398283120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{553171}}^1$

素因数の和:553190

約数の個数: 60

約数和(自身を含む): 1337569896

約数和(自身を除く): 939286776

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, 553171, 1106342, 1659513, 2212684, 2765855, 3319026, 4425368, 4978539, 5531710, 6638052, 8297565, 8850736, 9957078, 11063420, 13276104, 16595130, 19914156, 22126840, 24892695, 26552208, 33190260, 39828312, 44253680, 49785390, 66380520, 79656624, 99570780, 132761040, 199141560, 398283120]

約数ペア:

[(1, 398283120), (2, 199141560), (3, 132761040), (4, 99570780), (5, 79656624), (6, 66380520), (8, 49785390), (9, 44253680), (10, 39828312), (12, 33190260), (15, 26552208), (16, 24892695), (18, 22126840), (20, 19914156), (24, 16595130), (30, 13276104), (36, 11063420), (40, 9957078), (45, 8850736), (48, 8297565), (60, 6638052), (72, 5531710), (80, 4978539), (90, 4425368), (120, 3319026), (144, 2765855), (180, 2212684), (240, 1659513), (360, 1106342), (720, 553171)]