248894820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47681}}^1$

素因数の和:47725

約数の個数: 72

約数和(自身を含む): 781031160

約数和(自身を除く): 532136340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 47681, 95362, 143043, 190724, 238405, 286086, 429129, 476810, 572172, 715215, 858258, 953620, 1382749, 1430430, 1716516, 2145645, 2765498, 2860860, 4148247, 4291290, 5530996, 6913745, 8296494, 8582580, 12444741, 13827490, 16592988, 20741235, 24889482, 27654980, 41482470, 49778964, 62223705, 82964940, 124447410, 248894820]

約数ペア:

[(1, 248894820), (2, 124447410), (3, 82964940), (4, 62223705), (5, 49778964), (6, 41482470), (9, 27654980), (10, 24889482), (12, 20741235), (15, 16592988), (18, 13827490), (20, 12444741), (29, 8582580), (30, 8296494), (36, 6913745), (45, 5530996), (58, 4291290), (60, 4148247), (87, 2860860), (90, 2765498), (116, 2145645), (145, 1716516), (174, 1430430), (180, 1382749), (261, 953620), (290, 858258), (348, 715215), (435, 572172), (522, 476810), (580, 429129), (870, 286086), (1044, 238405), (1305, 190724), (1740, 143043), (2610, 95362), (5220, 47681)]