66181920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19697}}^1$

素因数の和:19722

約数の個数: 96

約数和(自身を含む): 238267008

約数和(自身を除く): 172085088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 19697, 39394, 59091, 78788, 98485, 118182, 137879, 157576, 196970, 236364, 275758, 295455, 315152, 393940, 413637, 472728, 551516, 590910, 630304, 689395, 787880, 827274, 945456, 1103032, 1181820, 1378790, 1575760, 1654548, 1890912, 2068185, 2206064, 2363640, 2757580, 3151520, 3309096, 4136370, 4412128, 4727280, 5515160, 6618192, 8272740, 9454560, 11030320, 13236384, 16545480, 22060640, 33090960, 66181920]

約数ペア:

[(1, 66181920), (2, 33090960), (3, 22060640), (4, 16545480), (5, 13236384), (6, 11030320), (7, 9454560), (8, 8272740), (10, 6618192), (12, 5515160), (14, 4727280), (15, 4412128), (16, 4136370), (20, 3309096), (21, 3151520), (24, 2757580), (28, 2363640), (30, 2206064), (32, 2068185), (35, 1890912), (40, 1654548), (42, 1575760), (48, 1378790), (56, 1181820), (60, 1103032), (70, 945456), (80, 827274), (84, 787880), (96, 689395), (105, 630304), (112, 590910), (120, 551516), (140, 472728), (160, 413637), (168, 393940), (210, 315152), (224, 295455), (240, 275758), (280, 236364), (336, 196970), (420, 157576), (480, 137879), (560, 118182), (672, 98485), (840, 78788), (1120, 59091), (1680, 39394), (3360, 19697)]