16998660

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1499}}^1$

素因数の和:1527

約数の個数: 120

約数和(自身を含む): 60984000

約数和(自身を除く): 43985340

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, 1499, 1620, 1890, 2268, 2835, 2998, 3780, 4497, 5670, 5996, 7495, 8994, 10493, 11340, 13491, 14990, 17988, 20986, 22485, 26982, 29980, 31479, 40473, 41972, 44970, 52465, 53964, 62958, 67455, 80946, 89940, 94437, 104930, 121419, 125916, 134910, 157395, 161892, 188874, 202365, 209860, 242838, 269820, 283311, 314790, 377748, 404730, 472185, 485676, 566622, 607095, 629580, 809460, 849933, 944370, 1133244, 1214190, 1416555, 1699866, 1888740, 2428380, 2833110, 3399732, 4249665, 5666220, 8499330, 16998660]

約数ペア:

[(1, 16998660), (2, 8499330), (3, 5666220), (4, 4249665), (5, 3399732), (6, 2833110), (7, 2428380), (9, 1888740), (10, 1699866), (12, 1416555), (14, 1214190), (15, 1133244), (18, 944370), (20, 849933), (21, 809460), (27, 629580), (28, 607095), (30, 566622), (35, 485676), (36, 472185), (42, 404730), (45, 377748), (54, 314790), (60, 283311), (63, 269820), (70, 242838), (81, 209860), (84, 202365), (90, 188874), (105, 161892), (108, 157395), (126, 134910), (135, 125916), (140, 121419), (162, 104930), (180, 94437), (189, 89940), (210, 80946), (252, 67455), (270, 62958), (315, 53964), (324, 52465), (378, 44970), (405, 41972), (420, 40473), (540, 31479), (567, 29980), (630, 26982), (756, 22485), (810, 20986), (945, 17988), (1134, 14990), (1260, 13491), (1499, 11340), (1620, 10493), (1890, 8994), (2268, 7495), (2835, 5996), (2998, 5670), (3780, 4497)]