248179960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 660441600

約数和(自身を除く): 412261640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 83, 118, 140, 166, 181, 236, 280, 295, 332, 362, 413, 415, 472, 581, 590, 664, 724, 826, 830, 905, 1162, 1180, 1267, 1448, 1652, 1660, 1810, 2065, 2324, 2360, 2534, 2905, 3304, 3320, 3620, 4130, 4648, 4897, 5068, 5810, 6335, 7240, 8260, 9794, 10136, 10679, 11620, 12670, 15023, 16520, 19588, 21358, 23240, 24485, 25340, 30046, 34279, 39176, 42716, 48970, 50680, 53395, 60092, 68558, 74753, 75115, 85432, 97940, 105161, 106790, 120184, 137116, 149506, 150230, 171395, 195880, 210322, 213580, 274232, 299012, 300460, 342790, 373765, 420644, 427160, 525805, 598024, 600920, 685580, 747530, 841288, 886357, 1051610, 1371160, 1495060, 1772714, 2103220, 2990120, 3545428, 4206440, 4431785, 6204499, 7090856, 8863570, 12408998, 17727140, 24817996, 31022495, 35454280, 49635992, 62044990, 124089980, 248179960]

約数ペア:

[(1, 248179960), (2, 124089980), (4, 62044990), (5, 49635992), (7, 35454280), (8, 31022495), (10, 24817996), (14, 17727140), (20, 12408998), (28, 8863570), (35, 7090856), (40, 6204499), (56, 4431785), (59, 4206440), (70, 3545428), (83, 2990120), (118, 2103220), (140, 1772714), (166, 1495060), (181, 1371160), (236, 1051610), (280, 886357), (295, 841288), (332, 747530), (362, 685580), (413, 600920), (415, 598024), (472, 525805), (581, 427160), (590, 420644), (664, 373765), (724, 342790), (826, 300460), (830, 299012), (905, 274232), (1162, 213580), (1180, 210322), (1267, 195880), (1448, 171395), (1652, 150230), (1660, 149506), (1810, 137116), (2065, 120184), (2324, 106790), (2360, 105161), (2534, 97940), (2905, 85432), (3304, 75115), (3320, 74753), (3620, 68558), (4130, 60092), (4648, 53395), (4897, 50680), (5068, 48970), (5810, 42716), (6335, 39176), (7240, 34279), (8260, 30046), (9794, 25340), (10136, 24485), (10679, 23240), (11620, 21358), (12670, 19588), (15023, 16520)]