129276240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{538651}}^1$

素因数の和:538667

約数の個数: 40

約数和(自身を含む): 400757088

約数和(自身を除く): 271480848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 538651, 1077302, 1615953, 2154604, 2693255, 3231906, 4309208, 5386510, 6463812, 8079765, 8618416, 10773020, 12927624, 16159530, 21546040, 25855248, 32319060, 43092080, 64638120, 129276240]

約数ペア:

[(1, 129276240), (2, 64638120), (3, 43092080), (4, 32319060), (5, 25855248), (6, 21546040), (8, 16159530), (10, 12927624), (12, 10773020), (15, 8618416), (16, 8079765), (20, 6463812), (24, 5386510), (30, 4309208), (40, 3231906), (48, 2693255), (60, 2154604), (80, 1615953), (120, 1077302), (240, 538651)]