257486760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42073}}^1$

素因数の和:42107

約数の個数: 96

約数和(自身を含む): 886078440

約数和(自身を除く): 628591680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 42073, 84146, 126219, 168292, 210365, 252438, 336584, 378657, 420730, 504876, 631095, 715241, 757314, 841460, 1009752, 1262190, 1430482, 1514628, 1682920, 1893285, 2145723, 2524380, 2860964, 3029256, 3576205, 3786570, 4291446, 5048760, 5721928, 6437169, 7152410, 7573140, 8582892, 10728615, 12874338, 14304820, 15146280, 17165784, 21457230, 25748676, 28609640, 32185845, 42914460, 51497352, 64371690, 85828920, 128743380, 257486760]

約数ペア:

[(1, 257486760), (2, 128743380), (3, 85828920), (4, 64371690), (5, 51497352), (6, 42914460), (8, 32185845), (9, 28609640), (10, 25748676), (12, 21457230), (15, 17165784), (17, 15146280), (18, 14304820), (20, 12874338), (24, 10728615), (30, 8582892), (34, 7573140), (36, 7152410), (40, 6437169), (45, 5721928), (51, 5048760), (60, 4291446), (68, 3786570), (72, 3576205), (85, 3029256), (90, 2860964), (102, 2524380), (120, 2145723), (136, 1893285), (153, 1682920), (170, 1514628), (180, 1430482), (204, 1262190), (255, 1009752), (306, 841460), (340, 757314), (360, 715241), (408, 631095), (510, 504876), (612, 420730), (680, 378657), (765, 336584), (1020, 252438), (1224, 210365), (1530, 168292), (2040, 126219), (3060, 84146), (6120, 42073)]