418900860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{332461}}^1$

素因数の和:332483

約数の個数: 72

約数和(自身を含む): 1452194016

約数和(自身を除く): 1033293156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 332461, 664922, 997383, 1329844, 1662305, 1994766, 2327227, 2992149, 3324610, 3989532, 4654454, 4986915, 5984298, 6649220, 6981681, 9308908, 9973830, 11636135, 11968596, 13963362, 14960745, 19947660, 20945043, 23272270, 27926724, 29921490, 34908405, 41890086, 46544540, 59842980, 69816810, 83780172, 104725215, 139633620, 209450430, 418900860]

約数ペア:

[(1, 418900860), (2, 209450430), (3, 139633620), (4, 104725215), (5, 83780172), (6, 69816810), (7, 59842980), (9, 46544540), (10, 41890086), (12, 34908405), (14, 29921490), (15, 27926724), (18, 23272270), (20, 20945043), (21, 19947660), (28, 14960745), (30, 13963362), (35, 11968596), (36, 11636135), (42, 9973830), (45, 9308908), (60, 6981681), (63, 6649220), (70, 5984298), (84, 4986915), (90, 4654454), (105, 3989532), (126, 3324610), (140, 2992149), (180, 2327227), (210, 1994766), (252, 1662305), (315, 1329844), (420, 997383), (630, 664922), (1260, 332461)]