1204995280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{7681}}^1$

素因数の和:7784

約数の個数: 80

約数和(自身を含む): 2932004304

約数和(自身を除く): 1727009024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 106, 148, 185, 212, 265, 296, 370, 424, 530, 592, 740, 848, 1060, 1480, 1961, 2120, 2960, 3922, 4240, 7681, 7844, 9805, 15362, 15688, 19610, 30724, 31376, 38405, 39220, 61448, 76810, 78440, 122896, 153620, 156880, 284197, 307240, 407093, 568394, 614480, 814186, 1136788, 1420985, 1628372, 2035465, 2273576, 2841970, 3256744, 4070930, 4547152, 5683940, 6513488, 8141860, 11367880, 15062441, 16283720, 22735760, 30124882, 32567440, 60249764, 75312205, 120499528, 150624410, 240999056, 301248820, 602497640, 1204995280]

約数ペア:

[(1, 1204995280), (2, 602497640), (4, 301248820), (5, 240999056), (8, 150624410), (10, 120499528), (16, 75312205), (20, 60249764), (37, 32567440), (40, 30124882), (53, 22735760), (74, 16283720), (80, 15062441), (106, 11367880), (148, 8141860), (185, 6513488), (212, 5683940), (265, 4547152), (296, 4070930), (370, 3256744), (424, 2841970), (530, 2273576), (592, 2035465), (740, 1628372), (848, 1420985), (1060, 1136788), (1480, 814186), (1961, 614480), (2120, 568394), (2960, 407093), (3922, 307240), (4240, 284197), (7681, 156880), (7844, 153620), (9805, 122896), (15362, 78440), (15688, 76810), (19610, 61448), (30724, 39220), (31376, 38405)]