2100031020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{41519}}^1$

素因数の和:41815

約数の個数: 72

約数和(自身を含む): 6392917440

約数和(自身を除く): 4292886420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3372, 4215, 5058, 5620, 8430, 10116, 12645, 16860, 25290, 41519, 50580, 83038, 124557, 166076, 207595, 249114, 373671, 415190, 498228, 622785, 747342, 830380, 1245570, 1494684, 1868355, 2491140, 3736710, 7473420, 11666839, 23333678, 35000517, 46667356, 58334195, 70001034, 105001551, 116668390, 140002068, 175002585, 210003102, 233336780, 350005170, 420006204, 525007755, 700010340, 1050015510, 2100031020]

約数ペア:

[(1, 2100031020), (2, 1050015510), (3, 700010340), (4, 525007755), (5, 420006204), (6, 350005170), (9, 233336780), (10, 210003102), (12, 175002585), (15, 140002068), (18, 116668390), (20, 105001551), (30, 70001034), (36, 58334195), (45, 46667356), (60, 35000517), (90, 23333678), (180, 11666839), (281, 7473420), (562, 3736710), (843, 2491140), (1124, 1868355), (1405, 1494684), (1686, 1245570), (2529, 830380), (2810, 747342), (3372, 622785), (4215, 498228), (5058, 415190), (5620, 373671), (8430, 249114), (10116, 207595), (12645, 166076), (16860, 124557), (25290, 83038), (41519, 50580)]