1279430120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:663

約数の個数: 96

約数和(自身を含む): 3028048920

約数和(自身を除く): 1748618800

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 145, 146, 232, 290, 292, 365, 521, 580, 584, 730, 841, 1042, 1160, 1460, 1682, 2084, 2117, 2605, 2920, 3364, 4168, 4205, 4234, 5210, 6728, 8410, 8468, 10420, 10585, 15109, 16820, 16936, 20840, 21170, 30218, 33640, 38033, 42340, 60436, 61393, 75545, 76066, 84680, 120872, 122786, 151090, 152132, 190165, 245572, 302180, 304264, 306965, 380330, 438161, 491144, 604360, 613930, 760660, 876322, 1102957, 1227860, 1521320, 1752644, 2190805, 2205914, 2455720, 3505288, 4381610, 4411828, 5514785, 8763220, 8823656, 11029570, 17526440, 22059140, 31985753, 44118280, 63971506, 127943012, 159928765, 255886024, 319857530, 639715060, 1279430120]

約数ペア:

[(1, 1279430120), (2, 639715060), (4, 319857530), (5, 255886024), (8, 159928765), (10, 127943012), (20, 63971506), (29, 44118280), (40, 31985753), (58, 22059140), (73, 17526440), (116, 11029570), (145, 8823656), (146, 8763220), (232, 5514785), (290, 4411828), (292, 4381610), (365, 3505288), (521, 2455720), (580, 2205914), (584, 2190805), (730, 1752644), (841, 1521320), (1042, 1227860), (1160, 1102957), (1460, 876322), (1682, 760660), (2084, 613930), (2117, 604360), (2605, 491144), (2920, 438161), (3364, 380330), (4168, 306965), (4205, 304264), (4234, 302180), (5210, 245572), (6728, 190165), (8410, 152132), (8468, 151090), (10420, 122786), (10585, 120872), (15109, 84680), (16820, 76066), (16936, 75545), (20840, 61393), (21170, 60436), (30218, 42340), (33640, 38033)]