66189160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 171072000

約数和(自身を除く): 104882840

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 47, 68, 76, 85, 94, 95, 109, 136, 152, 170, 188, 190, 218, 235, 323, 340, 376, 380, 436, 470, 545, 646, 680, 760, 799, 872, 893, 940, 1090, 1292, 1598, 1615, 1786, 1853, 1880, 2071, 2180, 2584, 3196, 3230, 3572, 3706, 3995, 4142, 4360, 4465, 5123, 6392, 6460, 7144, 7412, 7990, 8284, 8930, 9265, 10246, 10355, 12920, 14824, 15181, 15980, 16568, 17860, 18530, 20492, 20710, 25615, 30362, 31960, 35207, 35720, 37060, 40984, 41420, 51230, 60724, 70414, 74120, 75905, 82840, 87091, 97337, 102460, 121448, 140828, 151810, 174182, 176035, 194674, 204920, 281656, 303620, 348364, 352070, 389348, 435455, 486685, 607240, 696728, 704140, 778696, 870910, 973370, 1408280, 1654729, 1741820, 1946740, 3309458, 3483640, 3893480, 6618916, 8273645, 13237832, 16547290, 33094580, 66189160]

約数ペア:

[(1, 66189160), (2, 33094580), (4, 16547290), (5, 13237832), (8, 8273645), (10, 6618916), (17, 3893480), (19, 3483640), (20, 3309458), (34, 1946740), (38, 1741820), (40, 1654729), (47, 1408280), (68, 973370), (76, 870910), (85, 778696), (94, 704140), (95, 696728), (109, 607240), (136, 486685), (152, 435455), (170, 389348), (188, 352070), (190, 348364), (218, 303620), (235, 281656), (323, 204920), (340, 194674), (376, 176035), (380, 174182), (436, 151810), (470, 140828), (545, 121448), (646, 102460), (680, 97337), (760, 87091), (799, 82840), (872, 75905), (893, 74120), (940, 70414), (1090, 60724), (1292, 51230), (1598, 41420), (1615, 40984), (1786, 37060), (1853, 35720), (1880, 35207), (2071, 31960), (2180, 30362), (2584, 25615), (3196, 20710), (3230, 20492), (3572, 18530), (3706, 17860), (3995, 16568), (4142, 15980), (4360, 15181), (4465, 14824), (5123, 12920), (6392, 10355), (6460, 10246), (7144, 9265), (7412, 8930), (7990, 8284)]