66606680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 184680000

約数和(自身を除く): 118073320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 1999, 2380, 3332, 3998, 4165, 4760, 6664, 7996, 8330, 9995, 13993, 15992, 16660, 19990, 27986, 33320, 33983, 39980, 55972, 67966, 69965, 79960, 97951, 111944, 135932, 139930, 169915, 195902, 237881, 271864, 279860, 339830, 391804, 475762, 489755, 559720, 679660, 783608, 951524, 979510, 1189405, 1359320, 1665167, 1903048, 1959020, 2378810, 3330334, 3918040, 4757620, 6660668, 8325835, 9515240, 13321336, 16651670, 33303340, 66606680]

約数ペア:

[(1, 66606680), (2, 33303340), (4, 16651670), (5, 13321336), (7, 9515240), (8, 8325835), (10, 6660668), (14, 4757620), (17, 3918040), (20, 3330334), (28, 2378810), (34, 1959020), (35, 1903048), (40, 1665167), (49, 1359320), (56, 1189405), (68, 979510), (70, 951524), (85, 783608), (98, 679660), (119, 559720), (136, 489755), (140, 475762), (170, 391804), (196, 339830), (238, 279860), (245, 271864), (280, 237881), (340, 195902), (392, 169915), (476, 139930), (490, 135932), (595, 111944), (680, 97951), (833, 79960), (952, 69965), (980, 67966), (1190, 55972), (1666, 39980), (1960, 33983), (1999, 33320), (2380, 27986), (3332, 19990), (3998, 16660), (4165, 15992), (4760, 13993), (6664, 9995), (7996, 8330)]