31853580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{167}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 103977216

約数和(自身を除く): 72123636

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 167, 170, 187, 204, 220, 255, 289, 330, 334, 340, 374, 501, 510, 561, 578, 660, 668, 748, 835, 867, 935, 1002, 1020, 1122, 1156, 1445, 1670, 1734, 1837, 1870, 2004, 2244, 2505, 2805, 2839, 2890, 3179, 3340, 3468, 3674, 3740, 4335, 5010, 5511, 5610, 5678, 5780, 6358, 7348, 8517, 8670, 9185, 9537, 10020, 11022, 11220, 11356, 12716, 14195, 15895, 17034, 17340, 18370, 19074, 22044, 27555, 28390, 31229, 31790, 34068, 36740, 38148, 42585, 47685, 48263, 55110, 56780, 62458, 63580, 85170, 93687, 95370, 96526, 110220, 124916, 144789, 156145, 170340, 187374, 190740, 193052, 241315, 289578, 312290, 374748, 468435, 482630, 530893, 579156, 624580, 723945, 936870, 965260, 1061786, 1447890, 1592679, 1873740, 2123572, 2654465, 2895780, 3185358, 5308930, 6370716, 7963395, 10617860, 15926790, 31853580]

約数ペア:

[(1, 31853580), (2, 15926790), (3, 10617860), (4, 7963395), (5, 6370716), (6, 5308930), (10, 3185358), (11, 2895780), (12, 2654465), (15, 2123572), (17, 1873740), (20, 1592679), (22, 1447890), (30, 1061786), (33, 965260), (34, 936870), (44, 723945), (51, 624580), (55, 579156), (60, 530893), (66, 482630), (68, 468435), (85, 374748), (102, 312290), (110, 289578), (132, 241315), (165, 193052), (167, 190740), (170, 187374), (187, 170340), (204, 156145), (220, 144789), (255, 124916), (289, 110220), (330, 96526), (334, 95370), (340, 93687), (374, 85170), (501, 63580), (510, 62458), (561, 56780), (578, 55110), (660, 48263), (668, 47685), (748, 42585), (835, 38148), (867, 36740), (935, 34068), (1002, 31790), (1020, 31229), (1122, 28390), (1156, 27555), (1445, 22044), (1670, 19074), (1734, 18370), (1837, 17340), (1870, 17034), (2004, 15895), (2244, 14195), (2505, 12716), (2805, 11356), (2839, 11220), (2890, 11022), (3179, 10020), (3340, 9537), (3468, 9185), (3674, 8670), (3740, 8517), (4335, 7348), (5010, 6358), (5511, 5780), (5610, 5678)]