2831904180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{249727}}^1$

素因数の和:249755

約数の個数: 120

約数和(自身を含む): 10152941568

約数和(自身を除く): 7321037388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 249727, 499454, 749181, 998908, 1248635, 1498362, 1748089, 2247543, 2497270, 2996724, 3496178, 3745905, 4495086, 4994540, 5244267, 6742629, 6992356, 7491810, 8740445, 8990172, 10488534, 11237715, 13485258, 14983620, 15732801, 17480890, 20227887, 20977068, 22475430, 26221335, 26970516, 31465602, 33713145, 34961780, 40455774, 44950860, 47198403, 52442670, 62931204, 67426290, 78664005, 80911548, 94396806, 101139435, 104885340, 134852580, 141595209, 157328010, 188793612, 202278870, 235992015, 283190418, 314656020, 404557740, 471984030, 566380836, 707976045, 943968060, 1415952090, 2831904180]

約数ペア:

[(1, 2831904180), (2, 1415952090), (3, 943968060), (4, 707976045), (5, 566380836), (6, 471984030), (7, 404557740), (9, 314656020), (10, 283190418), (12, 235992015), (14, 202278870), (15, 188793612), (18, 157328010), (20, 141595209), (21, 134852580), (27, 104885340), (28, 101139435), (30, 94396806), (35, 80911548), (36, 78664005), (42, 67426290), (45, 62931204), (54, 52442670), (60, 47198403), (63, 44950860), (70, 40455774), (81, 34961780), (84, 33713145), (90, 31465602), (105, 26970516), (108, 26221335), (126, 22475430), (135, 20977068), (140, 20227887), (162, 17480890), (180, 15732801), (189, 14983620), (210, 13485258), (252, 11237715), (270, 10488534), (315, 8990172), (324, 8740445), (378, 7491810), (405, 6992356), (420, 6742629), (540, 5244267), (567, 4994540), (630, 4495086), (756, 3745905), (810, 3496178), (945, 2996724), (1134, 2497270), (1260, 2247543), (1620, 1748089), (1890, 1498362), (2268, 1248635), (2835, 998908), (3780, 749181), (5670, 499454), (11340, 249727)]