2153201220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{629591}}^1$

素因数の和:629625

約数の個数: 72

約数和(自身を含む): 6875144640

約数和(自身を除く): 4721943420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 629591, 1259182, 1888773, 2518364, 3147955, 3777546, 5666319, 6295910, 7555092, 9443865, 11332638, 11962229, 12591820, 18887730, 22665276, 23924458, 28331595, 35886687, 37775460, 47848916, 56663190, 59811145, 71773374, 107660061, 113326380, 119622290, 143546748, 179433435, 215320122, 239244580, 358866870, 430640244, 538300305, 717733740, 1076600610, 2153201220]

約数ペア:

[(1, 2153201220), (2, 1076600610), (3, 717733740), (4, 538300305), (5, 430640244), (6, 358866870), (9, 239244580), (10, 215320122), (12, 179433435), (15, 143546748), (18, 119622290), (19, 113326380), (20, 107660061), (30, 71773374), (36, 59811145), (38, 56663190), (45, 47848916), (57, 37775460), (60, 35886687), (76, 28331595), (90, 23924458), (95, 22665276), (114, 18887730), (171, 12591820), (180, 11962229), (190, 11332638), (228, 9443865), (285, 7555092), (342, 6295910), (380, 5666319), (570, 3777546), (684, 3147955), (855, 2518364), (1140, 1888773), (1710, 1259182), (3420, 629591)]