31966290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1229}}^1$

素因数の和:1276

約数の個数: 72

約数和(自身を含む): 88360740

約数和(自身を除く): 56394450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 289, 306, 510, 578, 765, 867, 1229, 1445, 1530, 1734, 2458, 2601, 2890, 3687, 4335, 5202, 6145, 7374, 8670, 11061, 12290, 13005, 18435, 20893, 22122, 26010, 36870, 41786, 55305, 62679, 104465, 110610, 125358, 188037, 208930, 313395, 355181, 376074, 626790, 710362, 940185, 1065543, 1775905, 1880370, 2131086, 3196629, 3551810, 5327715, 6393258, 10655430, 15983145, 31966290]

約数ペア:

[(1, 31966290), (2, 15983145), (3, 10655430), (5, 6393258), (6, 5327715), (9, 3551810), (10, 3196629), (15, 2131086), (17, 1880370), (18, 1775905), (30, 1065543), (34, 940185), (45, 710362), (51, 626790), (85, 376074), (90, 355181), (102, 313395), (153, 208930), (170, 188037), (255, 125358), (289, 110610), (306, 104465), (510, 62679), (578, 55305), (765, 41786), (867, 36870), (1229, 26010), (1445, 22122), (1530, 20893), (1734, 18435), (2458, 13005), (2601, 12290), (2890, 11061), (3687, 8670), (4335, 7374), (5202, 6145)]