2015590920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{3889}}^1$

素因数の和:4527

約数の個数: 128

約数和(自身を含む): 6923577600

約数和(自身を除く): 4907986680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 617, 840, 1234, 1851, 2468, 3085, 3702, 3889, 4319, 4936, 6170, 7404, 7778, 8638, 9255, 11667, 12340, 12957, 14808, 15556, 17276, 18510, 19445, 21595, 23334, 24680, 25914, 27223, 31112, 34552, 37020, 38890, 43190, 46668, 51828, 54446, 58335, 64785, 74040, 77780, 81669, 86380, 93336, 103656, 108892, 116670, 129570, 136115, 155560, 163338, 172760, 217784, 233340, 259140, 272230, 326676, 408345, 466680, 518280, 544460, 653352, 816690, 1088920, 1633380, 2399513, 3266760, 4799026, 7198539, 9598052, 11997565, 14397078, 16796591, 19196104, 23995130, 28794156, 33593182, 35992695, 47990260, 50389773, 57588312, 67186364, 71985390, 83982955, 95980520, 100779546, 134372728, 143970780, 167965910, 201559092, 251948865, 287941560, 335931820, 403118184, 503897730, 671863640, 1007795460, 2015590920]

約数ペア:

[(1, 2015590920), (2, 1007795460), (3, 671863640), (4, 503897730), (5, 403118184), (6, 335931820), (7, 287941560), (8, 251948865), (10, 201559092), (12, 167965910), (14, 143970780), (15, 134372728), (20, 100779546), (21, 95980520), (24, 83982955), (28, 71985390), (30, 67186364), (35, 57588312), (40, 50389773), (42, 47990260), (56, 35992695), (60, 33593182), (70, 28794156), (84, 23995130), (105, 19196104), (120, 16796591), (140, 14397078), (168, 11997565), (210, 9598052), (280, 7198539), (420, 4799026), (617, 3266760), (840, 2399513), (1234, 1633380), (1851, 1088920), (2468, 816690), (3085, 653352), (3702, 544460), (3889, 518280), (4319, 466680), (4936, 408345), (6170, 326676), (7404, 272230), (7778, 259140), (8638, 233340), (9255, 217784), (11667, 172760), (12340, 163338), (12957, 155560), (14808, 136115), (15556, 129570), (17276, 116670), (18510, 108892), (19445, 103656), (21595, 93336), (23334, 86380), (24680, 81669), (25914, 77780), (27223, 74040), (31112, 64785), (34552, 58335), (37020, 54446), (38890, 51828), (43190, 46668)]