428439480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{510047}}^1$

素因数の和:510068

約数の個数: 64

約数和(自身を含む): 1468938240

約数和(自身を除く): 1040498760

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, 510047, 1020094, 1530141, 2040188, 2550235, 3060282, 3570329, 4080376, 5100470, 6120564, 7140658, 7650705, 10200940, 10710987, 12241128, 14281316, 15301410, 17851645, 20401880, 21421974, 28562632, 30602820, 35703290, 42843948, 53554935, 61205640, 71406580, 85687896, 107109870, 142813160, 214219740, 428439480]

約数ペア:

[(1, 428439480), (2, 214219740), (3, 142813160), (4, 107109870), (5, 85687896), (6, 71406580), (7, 61205640), (8, 53554935), (10, 42843948), (12, 35703290), (14, 30602820), (15, 28562632), (20, 21421974), (21, 20401880), (24, 17851645), (28, 15301410), (30, 14281316), (35, 12241128), (40, 10710987), (42, 10200940), (56, 7650705), (60, 7140658), (70, 6120564), (84, 5100470), (105, 4080376), (120, 3570329), (140, 3060282), (168, 2550235), (210, 2040188), (280, 1530141), (420, 1020094), (840, 510047)]