8764380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 29090880

約数和(自身を除く): 20326500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 73, 87, 90, 92, 115, 116, 138, 145, 146, 174, 180, 207, 219, 230, 261, 276, 290, 292, 345, 348, 365, 414, 435, 438, 460, 522, 580, 657, 667, 690, 730, 828, 870, 876, 1035, 1044, 1095, 1305, 1314, 1334, 1380, 1460, 1679, 1740, 2001, 2070, 2117, 2190, 2610, 2628, 2668, 3285, 3335, 3358, 4002, 4140, 4234, 4380, 5037, 5220, 6003, 6351, 6570, 6670, 6716, 8004, 8395, 8468, 10005, 10074, 10585, 12006, 12702, 13140, 13340, 15111, 16790, 19053, 20010, 20148, 21170, 24012, 25185, 25404, 30015, 30222, 31755, 33580, 38106, 40020, 42340, 48691, 50370, 60030, 60444, 63510, 75555, 76212, 95265, 97382, 100740, 120060, 127020, 146073, 151110, 190530, 194764, 243455, 292146, 302220, 381060, 438219, 486910, 584292, 730365, 876438, 973820, 1460730, 1752876, 2191095, 2921460, 4382190, 8764380]

約数ペア:

[(1, 8764380), (2, 4382190), (3, 2921460), (4, 2191095), (5, 1752876), (6, 1460730), (9, 973820), (10, 876438), (12, 730365), (15, 584292), (18, 486910), (20, 438219), (23, 381060), (29, 302220), (30, 292146), (36, 243455), (45, 194764), (46, 190530), (58, 151110), (60, 146073), (69, 127020), (73, 120060), (87, 100740), (90, 97382), (92, 95265), (115, 76212), (116, 75555), (138, 63510), (145, 60444), (146, 60030), (174, 50370), (180, 48691), (207, 42340), (219, 40020), (230, 38106), (261, 33580), (276, 31755), (290, 30222), (292, 30015), (345, 25404), (348, 25185), (365, 24012), (414, 21170), (435, 20148), (438, 20010), (460, 19053), (522, 16790), (580, 15111), (657, 13340), (667, 13140), (690, 12702), (730, 12006), (828, 10585), (870, 10074), (876, 10005), (1035, 8468), (1044, 8395), (1095, 8004), (1305, 6716), (1314, 6670), (1334, 6570), (1380, 6351), (1460, 6003), (1679, 5220), (1740, 5037), (2001, 4380), (2070, 4234), (2117, 4140), (2190, 4002), (2610, 3358), (2628, 3335), (2668, 3285)]