245522760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7129}}^1$

素因数の和:7191

約数の個数: 128

約数和(自身を含む): 862444800

約数和(自身を除く): 616922040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 7129, 8610, 11480, 14258, 17220, 21387, 28516, 34440, 35645, 42774, 49903, 57032, 71290, 85548, 99806, 106935, 142580, 149709, 171096, 199612, 213870, 249515, 285160, 292289, 299418, 399224, 427740, 499030, 584578, 598836, 748545, 855480, 876867, 998060, 1169156, 1197672, 1461445, 1497090, 1753734, 1996120, 2046023, 2338312, 2922890, 2994180, 3507468, 4092046, 4384335, 5845780, 5988360, 6138069, 7014936, 8184092, 8768670, 10230115, 11691560, 12276138, 16368184, 17537340, 20460230, 24552276, 30690345, 35074680, 40920460, 49104552, 61380690, 81840920, 122761380, 245522760]

約数ペア:

[(1, 245522760), (2, 122761380), (3, 81840920), (4, 61380690), (5, 49104552), (6, 40920460), (7, 35074680), (8, 30690345), (10, 24552276), (12, 20460230), (14, 17537340), (15, 16368184), (20, 12276138), (21, 11691560), (24, 10230115), (28, 8768670), (30, 8184092), (35, 7014936), (40, 6138069), (41, 5988360), (42, 5845780), (56, 4384335), (60, 4092046), (70, 3507468), (82, 2994180), (84, 2922890), (105, 2338312), (120, 2046023), (123, 1996120), (140, 1753734), (164, 1497090), (168, 1461445), (205, 1197672), (210, 1169156), (246, 998060), (280, 876867), (287, 855480), (328, 748545), (410, 598836), (420, 584578), (492, 499030), (574, 427740), (615, 399224), (820, 299418), (840, 292289), (861, 285160), (984, 249515), (1148, 213870), (1230, 199612), (1435, 171096), (1640, 149709), (1722, 142580), (2296, 106935), (2460, 99806), (2870, 85548), (3444, 71290), (4305, 57032), (4920, 49903), (5740, 42774), (6888, 35645), (7129, 34440), (8610, 28516), (11480, 21387), (14258, 17220)]