139620720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{581753}}^1$

素因数の和:581769

約数の個数: 40

約数和(自身を含む): 432824976

約数和(自身を除く): 293204256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 581753, 1163506, 1745259, 2327012, 2908765, 3490518, 4654024, 5817530, 6981036, 8726295, 9308048, 11635060, 13962072, 17452590, 23270120, 27924144, 34905180, 46540240, 69810360, 139620720]

約数ペア:

[(1, 139620720), (2, 69810360), (3, 46540240), (4, 34905180), (5, 27924144), (6, 23270120), (8, 17452590), (10, 13962072), (12, 11635060), (15, 9308048), (16, 8726295), (20, 6981036), (24, 5817530), (30, 4654024), (40, 3490518), (48, 2908765), (60, 2327012), (80, 1745259), (120, 1163506), (240, 581753)]