1681567128

素因数分解:

$2^3\times 3^4\times {\mathrm{47}}^1\times {\mathrm{55213}}^1$

素因数の和:55278

約数の個数: 80

約数和(自身を含む): 4810243680

約数和(自身を除く): 3128676552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 81, 94, 108, 141, 162, 188, 216, 282, 324, 376, 423, 564, 648, 846, 1128, 1269, 1692, 2538, 3384, 3807, 5076, 7614, 10152, 15228, 30456, 55213, 110426, 165639, 220852, 331278, 441704, 496917, 662556, 993834, 1325112, 1490751, 1987668, 2595011, 2981502, 3975336, 4472253, 5190022, 5963004, 7785033, 8944506, 10380044, 11926008, 15570066, 17889012, 20760088, 23355099, 31140132, 35778024, 46710198, 62280264, 70065297, 93420396, 140130594, 186840792, 210195891, 280261188, 420391782, 560522376, 840783564, 1681567128]

約数ペア:

[(1, 1681567128), (2, 840783564), (3, 560522376), (4, 420391782), (6, 280261188), (8, 210195891), (9, 186840792), (12, 140130594), (18, 93420396), (24, 70065297), (27, 62280264), (36, 46710198), (47, 35778024), (54, 31140132), (72, 23355099), (81, 20760088), (94, 17889012), (108, 15570066), (141, 11926008), (162, 10380044), (188, 8944506), (216, 7785033), (282, 5963004), (324, 5190022), (376, 4472253), (423, 3975336), (564, 2981502), (648, 2595011), (846, 1987668), (1128, 1490751), (1269, 1325112), (1692, 993834), (2538, 662556), (3384, 496917), (3807, 441704), (5076, 331278), (7614, 220852), (10152, 165639), (15228, 110426), (30456, 55213)]