1900565520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{1231}}^1$

素因数の和:2173

約数の個数: 160

約数和(自身を含む): 6746234880

約数和(自身を除く): 4845669360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 919, 1231, 1680, 1838, 2462, 2757, 3676, 3693, 4595, 4924, 5514, 6155, 6433, 7352, 7386, 8617, 9190, 9848, 11028, 12310, 12866, 13785, 14704, 14772, 17234, 18380, 18465, 19299, 19696, 22056, 24620, 25732, 25851, 27570, 29544, 32165, 34468, 36760, 36930, 38598, 43085, 44112, 49240, 51464, 51702, 55140, 59088, 64330, 68936, 73520, 73860, 77196, 86170, 96495, 98480, 102928, 103404, 110280, 128660, 129255, 137872, 147720, 154392, 172340, 192990, 206808, 220560, 257320, 258510, 295440, 308784, 344680, 385980, 413616, 514640, 517020, 689360, 771960, 1034040, 1131289, 1543920, 2068080, 2262578, 3393867, 4525156, 5656445, 6787734, 7919023, 9050312, 11312890, 13575468, 15838046, 16969335, 18100624, 22625780, 23757069, 27150936, 31676092, 33938670, 39595115, 45251560, 47514138, 54301872, 63352184, 67877340, 79190230, 90503120, 95028276, 118785345, 126704368, 135754680, 158380460, 190056552, 237570690, 271509360, 316760920, 380113104, 475141380, 633521840, 950282760, 1900565520]

約数ペア:

[(1, 1900565520), (2, 950282760), (3, 633521840), (4, 475141380), (5, 380113104), (6, 316760920), (7, 271509360), (8, 237570690), (10, 190056552), (12, 158380460), (14, 135754680), (15, 126704368), (16, 118785345), (20, 95028276), (21, 90503120), (24, 79190230), (28, 67877340), (30, 63352184), (35, 54301872), (40, 47514138), (42, 45251560), (48, 39595115), (56, 33938670), (60, 31676092), (70, 27150936), (80, 23757069), (84, 22625780), (105, 18100624), (112, 16969335), (120, 15838046), (140, 13575468), (168, 11312890), (210, 9050312), (240, 7919023), (280, 6787734), (336, 5656445), (420, 4525156), (560, 3393867), (840, 2262578), (919, 2068080), (1231, 1543920), (1680, 1131289), (1838, 1034040), (2462, 771960), (2757, 689360), (3676, 517020), (3693, 514640), (4595, 413616), (4924, 385980), (5514, 344680), (6155, 308784), (6433, 295440), (7352, 258510), (7386, 257320), (8617, 220560), (9190, 206808), (9848, 192990), (11028, 172340), (12310, 154392), (12866, 147720), (13785, 137872), (14704, 129255), (14772, 128660), (17234, 110280), (18380, 103404), (18465, 102928), (19299, 98480), (19696, 96495), (22056, 86170), (24620, 77196), (25732, 73860), (25851, 73520), (27570, 68936), (29544, 64330), (32165, 59088), (34468, 55140), (36760, 51702), (36930, 51464), (38598, 49240), (43085, 44112)]