145477220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{22109}}^1$

素因数の和:22172

約数の個数: 48

約数和(自身を含む): 356590080

約数和(自身を除く): 211112860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 22109, 44218, 88436, 110545, 154763, 221090, 309526, 442180, 619052, 773815, 1039123, 1547630, 2078246, 3095260, 4156492, 5195615, 7273861, 10391230, 14547722, 20782460, 29095444, 36369305, 72738610, 145477220]

約数ペア:

[(1, 145477220), (2, 72738610), (4, 36369305), (5, 29095444), (7, 20782460), (10, 14547722), (14, 10391230), (20, 7273861), (28, 5195615), (35, 4156492), (47, 3095260), (70, 2078246), (94, 1547630), (140, 1039123), (188, 773815), (235, 619052), (329, 442180), (470, 309526), (658, 221090), (940, 154763), (1316, 110545), (1645, 88436), (3290, 44218), (6580, 22109)]