52605420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 177539040

約数和(自身を除く): 124933620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 617, 735, 812, 870, 980, 1015, 1218, 1234, 1421, 1470, 1740, 1851, 2030, 2436, 2468, 2842, 2940, 3045, 3085, 3702, 4060, 4263, 4319, 5684, 6090, 6170, 7105, 7404, 8526, 8638, 9255, 12180, 12340, 12957, 14210, 17052, 17276, 17893, 18510, 21315, 21595, 25914, 28420, 30233, 35786, 37020, 42630, 43190, 51828, 53679, 60466, 64785, 71572, 85260, 86380, 89465, 90699, 107358, 120932, 125251, 129570, 151165, 178930, 181398, 214716, 250502, 259140, 268395, 302330, 357860, 362796, 375753, 453495, 501004, 536790, 604660, 626255, 751506, 876757, 906990, 1073580, 1252510, 1503012, 1753514, 1813980, 1878765, 2505020, 2630271, 3507028, 3757530, 4383785, 5260542, 7515060, 8767570, 10521084, 13151355, 17535140, 26302710, 52605420]

約数ペア:

[(1, 52605420), (2, 26302710), (3, 17535140), (4, 13151355), (5, 10521084), (6, 8767570), (7, 7515060), (10, 5260542), (12, 4383785), (14, 3757530), (15, 3507028), (20, 2630271), (21, 2505020), (28, 1878765), (29, 1813980), (30, 1753514), (35, 1503012), (42, 1252510), (49, 1073580), (58, 906990), (60, 876757), (70, 751506), (84, 626255), (87, 604660), (98, 536790), (105, 501004), (116, 453495), (140, 375753), (145, 362796), (147, 357860), (174, 302330), (196, 268395), (203, 259140), (210, 250502), (245, 214716), (290, 181398), (294, 178930), (348, 151165), (406, 129570), (420, 125251), (435, 120932), (490, 107358), (580, 90699), (588, 89465), (609, 86380), (617, 85260), (735, 71572), (812, 64785), (870, 60466), (980, 53679), (1015, 51828), (1218, 43190), (1234, 42630), (1421, 37020), (1470, 35786), (1740, 30233), (1851, 28420), (2030, 25914), (2436, 21595), (2468, 21315), (2842, 18510), (2940, 17893), (3045, 17276), (3085, 17052), (3702, 14210), (4060, 12957), (4263, 12340), (4319, 12180), (5684, 9255), (6090, 8638), (6170, 8526), (7105, 7404)]