108681720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1187}}^1$

素因数の和:1317

約数の個数: 128

約数和(自身を含む): 376358400

約数和(自身を除く): 267676680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1187, 1308, 1526, 1635, 2180, 2289, 2374, 2616, 3052, 3270, 3561, 3815, 4360, 4578, 4748, 5935, 6104, 6540, 7122, 7630, 8309, 9156, 9496, 11445, 11870, 13080, 14244, 15260, 16618, 17805, 18312, 22890, 23740, 24927, 28488, 30520, 33236, 35610, 41545, 45780, 47480, 49854, 66472, 71220, 83090, 91560, 99708, 124635, 129383, 142440, 166180, 199416, 249270, 258766, 332360, 388149, 498540, 517532, 646915, 776298, 905681, 997080, 1035064, 1293830, 1552596, 1811362, 1940745, 2587660, 2717043, 3105192, 3622724, 3881490, 4528405, 5175320, 5434086, 7245448, 7762980, 9056810, 10868172, 13585215, 15525960, 18113620, 21736344, 27170430, 36227240, 54340860, 108681720]

約数ペア:

[(1, 108681720), (2, 54340860), (3, 36227240), (4, 27170430), (5, 21736344), (6, 18113620), (7, 15525960), (8, 13585215), (10, 10868172), (12, 9056810), (14, 7762980), (15, 7245448), (20, 5434086), (21, 5175320), (24, 4528405), (28, 3881490), (30, 3622724), (35, 3105192), (40, 2717043), (42, 2587660), (56, 1940745), (60, 1811362), (70, 1552596), (84, 1293830), (105, 1035064), (109, 997080), (120, 905681), (140, 776298), (168, 646915), (210, 517532), (218, 498540), (280, 388149), (327, 332360), (420, 258766), (436, 249270), (545, 199416), (654, 166180), (763, 142440), (840, 129383), (872, 124635), (1090, 99708), (1187, 91560), (1308, 83090), (1526, 71220), (1635, 66472), (2180, 49854), (2289, 47480), (2374, 45780), (2616, 41545), (3052, 35610), (3270, 33236), (3561, 30520), (3815, 28488), (4360, 24927), (4578, 23740), (4748, 22890), (5935, 18312), (6104, 17805), (6540, 16618), (7122, 15260), (7630, 14244), (8309, 13080), (9156, 11870), (9496, 11445)]