280425432

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{389}}^1\times {\mathrm{613}}^1$

素因数の和:1025

約数の個数: 96

約数和(自身を含む): 818953200

約数和(自身を除く): 538527768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 389, 392, 588, 613, 778, 1167, 1176, 1226, 1556, 1839, 2334, 2452, 2723, 3112, 3678, 4291, 4668, 4904, 5446, 7356, 8169, 8582, 9336, 10892, 12873, 14712, 16338, 17164, 19061, 21784, 25746, 30037, 32676, 34328, 38122, 51492, 57183, 60074, 65352, 76244, 90111, 102984, 114366, 120148, 152488, 180222, 228732, 238457, 240296, 360444, 457464, 476914, 715371, 720888, 953828, 1430742, 1669199, 1907656, 2861484, 3338398, 5007597, 5722968, 6676796, 10015194, 11684393, 13353592, 20030388, 23368786, 35053179, 40060776, 46737572, 70106358, 93475144, 140212716, 280425432]

約数ペア:

[(1, 280425432), (2, 140212716), (3, 93475144), (4, 70106358), (6, 46737572), (7, 40060776), (8, 35053179), (12, 23368786), (14, 20030388), (21, 13353592), (24, 11684393), (28, 10015194), (42, 6676796), (49, 5722968), (56, 5007597), (84, 3338398), (98, 2861484), (147, 1907656), (168, 1669199), (196, 1430742), (294, 953828), (389, 720888), (392, 715371), (588, 476914), (613, 457464), (778, 360444), (1167, 240296), (1176, 238457), (1226, 228732), (1556, 180222), (1839, 152488), (2334, 120148), (2452, 114366), (2723, 102984), (3112, 90111), (3678, 76244), (4291, 65352), (4668, 60074), (4904, 57183), (5446, 51492), (7356, 38122), (8169, 34328), (8582, 32676), (9336, 30037), (10892, 25746), (12873, 21784), (14712, 19061), (16338, 17164)]