149144720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60139}}^1$

素因数の和:60183

約数の個数: 40

約数和(自身を含む): 357953280

約数和(自身を除く): 208808560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 60139, 120278, 240556, 300695, 481112, 601390, 962224, 1202780, 1864309, 2405560, 3728618, 4811120, 7457236, 9321545, 14914472, 18643090, 29828944, 37286180, 74572360, 149144720]

約数ペア:

[(1, 149144720), (2, 74572360), (4, 37286180), (5, 29828944), (8, 18643090), (10, 14914472), (16, 9321545), (20, 7457236), (31, 4811120), (40, 3728618), (62, 2405560), (80, 1864309), (124, 1202780), (155, 962224), (248, 601390), (310, 481112), (496, 300695), (620, 240556), (1240, 120278), (2480, 60139)]