81002040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{96431}}^1$

素因数の和:96452

約数の個数: 64

約数和(自身を含む): 277724160

約数和(自身を除く): 196722120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 96431, 192862, 289293, 385724, 482155, 578586, 675017, 771448, 964310, 1157172, 1350034, 1446465, 1928620, 2025051, 2314344, 2700068, 2892930, 3375085, 3857240, 4050102, 5400136, 5785860, 6750170, 8100204, 10125255, 11571720, 13500340, 16200408, 20250510, 27000680, 40501020, 81002040]

約数ペア:

[(1, 81002040), (2, 40501020), (3, 27000680), (4, 20250510), (5, 16200408), (6, 13500340), (7, 11571720), (8, 10125255), (10, 8100204), (12, 6750170), (14, 5785860), (15, 5400136), (20, 4050102), (21, 3857240), (24, 3375085), (28, 2892930), (30, 2700068), (35, 2314344), (40, 2025051), (42, 1928620), (56, 1446465), (60, 1350034), (70, 1157172), (84, 964310), (105, 771448), (120, 675017), (140, 578586), (168, 482155), (210, 385724), (280, 289293), (420, 192862), (840, 96431)]