214189080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{254987}}^1$

素因数の和:255008

約数の個数: 64

約数和(自身を含む): 734365440

約数和(自身を除く): 520176360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 254987, 509974, 764961, 1019948, 1274935, 1529922, 1784909, 2039896, 2549870, 3059844, 3569818, 3824805, 5099740, 5354727, 6119688, 7139636, 7649610, 8924545, 10199480, 10709454, 14279272, 15299220, 17849090, 21418908, 26773635, 30598440, 35698180, 42837816, 53547270, 71396360, 107094540, 214189080]

約数ペア:

[(1, 214189080), (2, 107094540), (3, 71396360), (4, 53547270), (5, 42837816), (6, 35698180), (7, 30598440), (8, 26773635), (10, 21418908), (12, 17849090), (14, 15299220), (15, 14279272), (20, 10709454), (21, 10199480), (24, 8924545), (28, 7649610), (30, 7139636), (35, 6119688), (40, 5354727), (42, 5099740), (56, 3824805), (60, 3569818), (70, 3059844), (84, 2549870), (105, 2039896), (120, 1784909), (140, 1529922), (168, 1274935), (210, 1019948), (280, 764961), (420, 509974), (840, 254987)]