248657688

素因数分解:

$2^3\times 3^4\times {\mathrm{499}}^1\times {\mathrm{769}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 698775000

約数和(自身を除く): 450117312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 499, 648, 769, 998, 1497, 1538, 1996, 2307, 2994, 3076, 3992, 4491, 4614, 5988, 6152, 6921, 8982, 9228, 11976, 13473, 13842, 17964, 18456, 20763, 26946, 27684, 35928, 40419, 41526, 53892, 55368, 62289, 80838, 83052, 107784, 124578, 161676, 166104, 249156, 323352, 383731, 498312, 767462, 1151193, 1534924, 2302386, 3069848, 3453579, 4604772, 6907158, 9209544, 10360737, 13814316, 20721474, 27628632, 31082211, 41442948, 62164422, 82885896, 124328844, 248657688]

約数ペア:

[(1, 248657688), (2, 124328844), (3, 82885896), (4, 62164422), (6, 41442948), (8, 31082211), (9, 27628632), (12, 20721474), (18, 13814316), (24, 10360737), (27, 9209544), (36, 6907158), (54, 4604772), (72, 3453579), (81, 3069848), (108, 2302386), (162, 1534924), (216, 1151193), (324, 767462), (499, 498312), (648, 383731), (769, 323352), (998, 249156), (1497, 166104), (1538, 161676), (1996, 124578), (2307, 107784), (2994, 83052), (3076, 80838), (3992, 62289), (4491, 55368), (4614, 53892), (5988, 41526), (6152, 40419), (6921, 35928), (8982, 27684), (9228, 26946), (11976, 20763), (13473, 18456), (13842, 17964)]