1337504920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{947}}^1$

素因数の和:1073

約数の個数: 128

約数和(自身を含む): 3341813760

約数和(自身を除く): 2004308840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 67, 68, 85, 124, 134, 136, 155, 170, 248, 268, 310, 335, 340, 527, 536, 620, 670, 680, 947, 1054, 1139, 1240, 1340, 1894, 2077, 2108, 2278, 2635, 2680, 3788, 4154, 4216, 4556, 4735, 5270, 5695, 7576, 8308, 9112, 9470, 10385, 10540, 11390, 16099, 16616, 18940, 20770, 21080, 22780, 29357, 32198, 35309, 37880, 41540, 45560, 58714, 63449, 64396, 70618, 80495, 83080, 117428, 126898, 128792, 141236, 146785, 160990, 176545, 234856, 253796, 282472, 293570, 317245, 321980, 353090, 499069, 507592, 587140, 634490, 643960, 706180, 998138, 1078633, 1174280, 1268980, 1412360, 1966919, 1996276, 2157266, 2495345, 2537960, 3933838, 3992552, 4314532, 4990690, 5393165, 7867676, 8629064, 9834595, 9981380, 10786330, 15735352, 19669190, 19962760, 21572660, 33437623, 39338380, 43145320, 66875246, 78676760, 133750492, 167188115, 267500984, 334376230, 668752460, 1337504920]

約数ペア:

[(1, 1337504920), (2, 668752460), (4, 334376230), (5, 267500984), (8, 167188115), (10, 133750492), (17, 78676760), (20, 66875246), (31, 43145320), (34, 39338380), (40, 33437623), (62, 21572660), (67, 19962760), (68, 19669190), (85, 15735352), (124, 10786330), (134, 9981380), (136, 9834595), (155, 8629064), (170, 7867676), (248, 5393165), (268, 4990690), (310, 4314532), (335, 3992552), (340, 3933838), (527, 2537960), (536, 2495345), (620, 2157266), (670, 1996276), (680, 1966919), (947, 1412360), (1054, 1268980), (1139, 1174280), (1240, 1078633), (1340, 998138), (1894, 706180), (2077, 643960), (2108, 634490), (2278, 587140), (2635, 507592), (2680, 499069), (3788, 353090), (4154, 321980), (4216, 317245), (4556, 293570), (4735, 282472), (5270, 253796), (5695, 234856), (7576, 176545), (8308, 160990), (9112, 146785), (9470, 141236), (10385, 128792), (10540, 126898), (11390, 117428), (16099, 83080), (16616, 80495), (18940, 70618), (20770, 64396), (21080, 63449), (22780, 58714), (29357, 45560), (32198, 41540), (35309, 37880)]