31714980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1709

約数の個数: 96

約数和(自身を含む): 100275840

約数和(自身を除く): 68560860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1276, 1595, 1657, 1740, 1914, 3190, 3314, 3828, 4785, 4971, 6380, 6628, 8285, 9570, 9942, 16570, 18227, 19140, 19884, 24855, 33140, 36454, 48053, 49710, 54681, 72908, 91135, 96106, 99420, 109362, 144159, 182270, 192212, 218724, 240265, 273405, 288318, 364540, 480530, 528583, 546810, 576636, 720795, 961060, 1057166, 1093620, 1441590, 1585749, 2114332, 2642915, 2883180, 3171498, 5285830, 6342996, 7928745, 10571660, 15857490, 31714980]

約数ペア:

[(1, 31714980), (2, 15857490), (3, 10571660), (4, 7928745), (5, 6342996), (6, 5285830), (10, 3171498), (11, 2883180), (12, 2642915), (15, 2114332), (20, 1585749), (22, 1441590), (29, 1093620), (30, 1057166), (33, 961060), (44, 720795), (55, 576636), (58, 546810), (60, 528583), (66, 480530), (87, 364540), (110, 288318), (116, 273405), (132, 240265), (145, 218724), (165, 192212), (174, 182270), (220, 144159), (290, 109362), (319, 99420), (330, 96106), (348, 91135), (435, 72908), (580, 54681), (638, 49710), (660, 48053), (870, 36454), (957, 33140), (1276, 24855), (1595, 19884), (1657, 19140), (1740, 18227), (1914, 16570), (3190, 9942), (3314, 9570), (3828, 8285), (4785, 6628), (4971, 6380)]