90219080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 232848000

約数和(自身を除く): 142628920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 419, 769, 838, 1538, 1676, 2095, 2933, 3076, 3352, 3845, 4190, 5383, 5866, 6152, 7690, 8380, 10766, 11732, 14665, 15380, 16760, 21532, 23464, 26915, 29330, 30760, 43064, 53830, 58660, 107660, 117320, 215320, 322211, 644422, 1288844, 1611055, 2255477, 2577688, 3222110, 4510954, 6444220, 9021908, 11277385, 12888440, 18043816, 22554770, 45109540, 90219080]

約数ペア:

[(1, 90219080), (2, 45109540), (4, 22554770), (5, 18043816), (7, 12888440), (8, 11277385), (10, 9021908), (14, 6444220), (20, 4510954), (28, 3222110), (35, 2577688), (40, 2255477), (56, 1611055), (70, 1288844), (140, 644422), (280, 322211), (419, 215320), (769, 117320), (838, 107660), (1538, 58660), (1676, 53830), (2095, 43064), (2933, 30760), (3076, 29330), (3352, 26915), (3845, 23464), (4190, 21532), (5383, 16760), (5866, 15380), (6152, 14665), (7690, 11732), (8380, 10766)]