87988980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1907}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 246818880

約数和(自身を除く): 158829900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 769, 1538, 1907, 2307, 3076, 3814, 3845, 4614, 5721, 7628, 7690, 9228, 9535, 11442, 11535, 15380, 19070, 22884, 23070, 28605, 38140, 46140, 57210, 114420, 1466483, 2932966, 4399449, 5865932, 7332415, 8798898, 14664830, 17597796, 21997245, 29329660, 43994490, 87988980]

約数ペア:

[(1, 87988980), (2, 43994490), (3, 29329660), (4, 21997245), (5, 17597796), (6, 14664830), (10, 8798898), (12, 7332415), (15, 5865932), (20, 4399449), (30, 2932966), (60, 1466483), (769, 114420), (1538, 57210), (1907, 46140), (2307, 38140), (3076, 28605), (3814, 23070), (3845, 22884), (4614, 19070), (5721, 15380), (7628, 11535), (7690, 11442), (9228, 9535)]