1281849214770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1\times {\mathrm{229837}}^1$

素因数の和:231880

約数の個数: 96

約数和(自身を含む): 3442053888000

約数和(自身を除く): 2160204673230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 1999, 2790, 3998, 5997, 9995, 11994, 17991, 19990, 29985, 35982, 59970, 61969, 89955, 123938, 179910, 185907, 229837, 309845, 371814, 459674, 557721, 619690, 689511, 929535, 1115442, 1149185, 1379022, 1859070, 2068533, 2298370, 2788605, 3447555, 4137066, 5577210, 6895110, 7124947, 10342665, 14249894, 20685330, 21374841, 35624735, 42749682, 64124523, 71249470, 106874205, 128249046, 213748410, 320622615, 459444163, 641245230, 918888326, 1378332489, 2297220815, 2756664978, 4134997467, 4594441630, 6891662445, 8269994934, 13783324890, 14242769053, 20674987335, 28485538106, 41349974670, 42728307159, 71213845265, 85456614318, 128184921477, 142427690530, 213641535795, 256369842954, 427283071590, 640924607385, 1281849214770]

約数ペア:

[(1, 1281849214770), (2, 640924607385), (3, 427283071590), (5, 256369842954), (6, 213641535795), (9, 142427690530), (10, 128184921477), (15, 85456614318), (18, 71213845265), (30, 42728307159), (31, 41349974670), (45, 28485538106), (62, 20674987335), (90, 14242769053), (93, 13783324890), (155, 8269994934), (186, 6891662445), (279, 4594441630), (310, 4134997467), (465, 2756664978), (558, 2297220815), (930, 1378332489), (1395, 918888326), (1999, 641245230), (2790, 459444163), (3998, 320622615), (5997, 213748410), (9995, 128249046), (11994, 106874205), (17991, 71249470), (19990, 64124523), (29985, 42749682), (35982, 35624735), (59970, 21374841), (61969, 20685330), (89955, 14249894), (123938, 10342665), (179910, 7124947), (185907, 6895110), (229837, 5577210), (309845, 4137066), (371814, 3447555), (459674, 2788605), (557721, 2298370), (619690, 2068533), (689511, 1859070), (929535, 1379022), (1115442, 1149185)]