89888520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 288489600

約数和(自身を除く): 198601080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 139, 170, 204, 255, 278, 317, 340, 408, 417, 510, 556, 634, 680, 695, 834, 951, 1020, 1112, 1268, 1390, 1585, 1668, 1902, 2040, 2085, 2363, 2536, 2780, 3170, 3336, 3804, 4170, 4726, 4755, 5389, 5560, 6340, 7089, 7608, 8340, 9452, 9510, 10778, 11815, 12680, 14178, 16167, 16680, 18904, 19020, 21556, 23630, 26945, 28356, 32334, 35445, 38040, 43112, 44063, 47260, 53890, 56712, 64668, 70890, 80835, 88126, 94520, 107780, 129336, 132189, 141780, 161670, 176252, 215560, 220315, 264378, 283560, 323340, 352504, 440630, 528756, 646680, 660945, 749071, 881260, 1057512, 1321890, 1498142, 1762520, 2247213, 2643780, 2996284, 3745355, 4494426, 5287560, 5992568, 7490710, 8988852, 11236065, 14981420, 17977704, 22472130, 29962840, 44944260, 89888520]

約数ペア:

[(1, 89888520), (2, 44944260), (3, 29962840), (4, 22472130), (5, 17977704), (6, 14981420), (8, 11236065), (10, 8988852), (12, 7490710), (15, 5992568), (17, 5287560), (20, 4494426), (24, 3745355), (30, 2996284), (34, 2643780), (40, 2247213), (51, 1762520), (60, 1498142), (68, 1321890), (85, 1057512), (102, 881260), (120, 749071), (136, 660945), (139, 646680), (170, 528756), (204, 440630), (255, 352504), (278, 323340), (317, 283560), (340, 264378), (408, 220315), (417, 215560), (510, 176252), (556, 161670), (634, 141780), (680, 132189), (695, 129336), (834, 107780), (951, 94520), (1020, 88126), (1112, 80835), (1268, 70890), (1390, 64668), (1585, 56712), (1668, 53890), (1902, 47260), (2040, 44063), (2085, 43112), (2363, 38040), (2536, 35445), (2780, 32334), (3170, 28356), (3336, 26945), (3804, 23630), (4170, 21556), (4726, 19020), (4755, 18904), (5389, 16680), (5560, 16167), (6340, 14178), (7089, 12680), (7608, 11815), (8340, 10778), (9452, 9510)]