520065420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{7691}}^1$

素因数の和:7740

約数の個数: 144

約数和(自身を含む): 1767806208

約数和(自身を除く): 1247740788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2415, 2940, 3220, 3381, 4508, 4830, 5635, 6762, 7691, 9660, 11270, 13524, 15382, 16905, 22540, 23073, 30764, 33810, 38455, 46146, 53837, 67620, 76910, 92292, 107674, 115365, 153820, 161511, 176893, 215348, 230730, 269185, 323022, 353786, 376859, 461460, 530679, 538370, 646044, 707572, 753718, 807555, 884465, 1061358, 1076740, 1130577, 1238251, 1507436, 1615110, 1768930, 1884295, 2122716, 2261154, 2476502, 2653395, 3230220, 3537860, 3714753, 3768590, 4522308, 4953004, 5306790, 5652885, 6191255, 7429506, 7537180, 8667757, 10613580, 11305770, 12382510, 14859012, 17335514, 18573765, 22611540, 24765020, 26003271, 34671028, 37147530, 43338785, 52006542, 74295060, 86677570, 104013084, 130016355, 173355140, 260032710, 520065420]

約数ペア:

[(1, 520065420), (2, 260032710), (3, 173355140), (4, 130016355), (5, 104013084), (6, 86677570), (7, 74295060), (10, 52006542), (12, 43338785), (14, 37147530), (15, 34671028), (20, 26003271), (21, 24765020), (23, 22611540), (28, 18573765), (30, 17335514), (35, 14859012), (42, 12382510), (46, 11305770), (49, 10613580), (60, 8667757), (69, 7537180), (70, 7429506), (84, 6191255), (92, 5652885), (98, 5306790), (105, 4953004), (115, 4522308), (138, 3768590), (140, 3714753), (147, 3537860), (161, 3230220), (196, 2653395), (210, 2476502), (230, 2261154), (245, 2122716), (276, 1884295), (294, 1768930), (322, 1615110), (345, 1507436), (420, 1238251), (460, 1130577), (483, 1076740), (490, 1061358), (588, 884465), (644, 807555), (690, 753718), (735, 707572), (805, 646044), (966, 538370), (980, 530679), (1127, 461460), (1380, 376859), (1470, 353786), (1610, 323022), (1932, 269185), (2254, 230730), (2415, 215348), (2940, 176893), (3220, 161511), (3381, 153820), (4508, 115365), (4830, 107674), (5635, 92292), (6762, 76910), (7691, 67620), (9660, 53837), (11270, 46146), (13524, 38455), (15382, 33810), (16905, 30764), (22540, 23073)]