28277340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5179}}^1$

素因数の和:5211

約数の個数: 96

約数和(自身を含む): 97466880

約数和(自身を除く): 69189540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5179, 5460, 10358, 15537, 20716, 25895, 31074, 36253, 51790, 62148, 67327, 72506, 77685, 103580, 108759, 134654, 145012, 155370, 181265, 201981, 217518, 269308, 310740, 336635, 362530, 403962, 435036, 471289, 543795, 673270, 725060, 807924, 942578, 1009905, 1087590, 1346540, 1413867, 1885156, 2019810, 2175180, 2356445, 2827734, 4039620, 4712890, 5655468, 7069335, 9425780, 14138670, 28277340]

約数ペア:

[(1, 28277340), (2, 14138670), (3, 9425780), (4, 7069335), (5, 5655468), (6, 4712890), (7, 4039620), (10, 2827734), (12, 2356445), (13, 2175180), (14, 2019810), (15, 1885156), (20, 1413867), (21, 1346540), (26, 1087590), (28, 1009905), (30, 942578), (35, 807924), (39, 725060), (42, 673270), (52, 543795), (60, 471289), (65, 435036), (70, 403962), (78, 362530), (84, 336635), (91, 310740), (105, 269308), (130, 217518), (140, 201981), (156, 181265), (182, 155370), (195, 145012), (210, 134654), (260, 108759), (273, 103580), (364, 77685), (390, 72506), (420, 67327), (455, 62148), (546, 51790), (780, 36253), (910, 31074), (1092, 25895), (1365, 20716), (1820, 15537), (2730, 10358), (5179, 5460)]