626356240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 1599897600

約数和(自身を除く): 973541360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 79, 80, 92, 115, 124, 139, 155, 158, 184, 230, 248, 278, 310, 316, 368, 395, 460, 496, 556, 620, 632, 695, 713, 790, 920, 1112, 1240, 1264, 1390, 1426, 1580, 1817, 1840, 2224, 2449, 2480, 2780, 2852, 3160, 3197, 3565, 3634, 4309, 4898, 5560, 5704, 6320, 6394, 7130, 7268, 8618, 9085, 9796, 10981, 11120, 11408, 12245, 12788, 14260, 14536, 15985, 17236, 18170, 19592, 21545, 21962, 24490, 25576, 28520, 29072, 31970, 34472, 36340, 39184, 43090, 43924, 48980, 51152, 54905, 56327, 57040, 63940, 68944, 72680, 86180, 87848, 97960, 99107, 109810, 112654, 127880, 145360, 172360, 175696, 195920, 198214, 219620, 225308, 252563, 255760, 281635, 340411, 344720, 396428, 439240, 450616, 495535, 505126, 563270, 680822, 792856, 878480, 901232, 991070, 1010252, 1126540, 1262815, 1361644, 1585712, 1702055, 1982140, 2020504, 2253080, 2525630, 2723288, 3404110, 3964280, 4041008, 4506160, 5051260, 5446576, 6808220, 7829453, 7928560, 10102520, 13616440, 15658906, 20205040, 27232880, 31317812, 39147265, 62635624, 78294530, 125271248, 156589060, 313178120, 626356240]

約数ペア:

[(1, 626356240), (2, 313178120), (4, 156589060), (5, 125271248), (8, 78294530), (10, 62635624), (16, 39147265), (20, 31317812), (23, 27232880), (31, 20205040), (40, 15658906), (46, 13616440), (62, 10102520), (79, 7928560), (80, 7829453), (92, 6808220), (115, 5446576), (124, 5051260), (139, 4506160), (155, 4041008), (158, 3964280), (184, 3404110), (230, 2723288), (248, 2525630), (278, 2253080), (310, 2020504), (316, 1982140), (368, 1702055), (395, 1585712), (460, 1361644), (496, 1262815), (556, 1126540), (620, 1010252), (632, 991070), (695, 901232), (713, 878480), (790, 792856), (920, 680822), (1112, 563270), (1240, 505126), (1264, 495535), (1390, 450616), (1426, 439240), (1580, 396428), (1817, 344720), (1840, 340411), (2224, 281635), (2449, 255760), (2480, 252563), (2780, 225308), (2852, 219620), (3160, 198214), (3197, 195920), (3565, 175696), (3634, 172360), (4309, 145360), (4898, 127880), (5560, 112654), (5704, 109810), (6320, 99107), (6394, 97960), (7130, 87848), (7268, 86180), (8618, 72680), (9085, 68944), (9796, 63940), (10981, 57040), (11120, 56327), (11408, 54905), (12245, 51152), (12788, 48980), (14260, 43924), (14536, 43090), (15985, 39184), (17236, 36340), (18170, 34472), (19592, 31970), (21545, 29072), (21962, 28520), (24490, 25576)]