247641240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26801}}^1$

素因数の和:26833

約数の個数: 128

約数和(自身を含む): 926277120

約数和(自身を除く): 678635880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 26801, 53602, 80403, 107204, 134005, 160806, 187607, 214408, 268010, 294811, 321612, 375214, 402015, 536020, 562821, 589622, 643224, 750428, 804030, 884433, 938035, 1072040, 1125642, 1179244, 1474055, 1500856, 1608060, 1768866, 1876070, 2063677, 2251284, 2358488, 2814105, 2948110, 3216120, 3537732, 3752140, 4127354, 4422165, 4502568, 5628210, 5896220, 6191031, 7075464, 7504280, 8254708, 8844330, 10318385, 11256420, 11792440, 12382062, 16509416, 17688660, 20636770, 22512840, 24764124, 30955155, 35377320, 41273540, 49528248, 61910310, 82547080, 123820620, 247641240]

約数ペア:

[(1, 247641240), (2, 123820620), (3, 82547080), (4, 61910310), (5, 49528248), (6, 41273540), (7, 35377320), (8, 30955155), (10, 24764124), (11, 22512840), (12, 20636770), (14, 17688660), (15, 16509416), (20, 12382062), (21, 11792440), (22, 11256420), (24, 10318385), (28, 8844330), (30, 8254708), (33, 7504280), (35, 7075464), (40, 6191031), (42, 5896220), (44, 5628210), (55, 4502568), (56, 4422165), (60, 4127354), (66, 3752140), (70, 3537732), (77, 3216120), (84, 2948110), (88, 2814105), (105, 2358488), (110, 2251284), (120, 2063677), (132, 1876070), (140, 1768866), (154, 1608060), (165, 1500856), (168, 1474055), (210, 1179244), (220, 1125642), (231, 1072040), (264, 938035), (280, 884433), (308, 804030), (330, 750428), (385, 643224), (420, 589622), (440, 562821), (462, 536020), (616, 402015), (660, 375214), (770, 321612), (840, 294811), (924, 268010), (1155, 214408), (1320, 187607), (1540, 160806), (1848, 134005), (2310, 107204), (3080, 80403), (4620, 53602), (9240, 26801)]