254949240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:702

約数の個数: 256

約数和(自身を含む): 968325120

約数和(自身を除く): 713375880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 195, 210, 222, 259, 260, 273, 280, 296, 312, 364, 370, 390, 420, 444, 455, 481, 518, 520, 546, 555, 631, 728, 740, 777, 780, 840, 888, 910, 962, 1036, 1092, 1110, 1262, 1295, 1365, 1443, 1480, 1554, 1560, 1820, 1893, 1924, 2072, 2184, 2220, 2405, 2524, 2590, 2730, 2886, 3108, 3155, 3367, 3640, 3786, 3848, 3885, 4417, 4440, 4810, 5048, 5180, 5460, 5772, 6216, 6310, 6734, 7215, 7572, 7770, 8203, 8834, 9465, 9620, 10101, 10360, 10920, 11544, 12620, 13251, 13468, 14430, 15144, 15540, 16406, 16835, 17668, 18930, 19240, 20202, 22085, 23347, 24609, 25240, 26502, 26936, 28860, 31080, 32812, 33670, 35336, 37860, 40404, 41015, 44170, 46694, 49218, 50505, 53004, 57421, 57720, 65624, 66255, 67340, 70041, 75720, 80808, 82030, 88340, 93388, 98436, 101010, 106008, 114842, 116735, 123045, 132510, 134680, 140082, 163429, 164060, 172263, 176680, 186776, 196872, 202020, 229684, 233470, 246090, 265020, 280164, 287105, 303511, 326858, 328120, 344526, 350205, 404040, 459368, 466940, 490287, 492180, 530040, 560328, 574210, 607022, 653716, 689052, 700410, 817145, 861315, 910533, 933880, 980574, 984360, 1148420, 1214044, 1307432, 1378104, 1400820, 1517555, 1634290, 1722630, 1821066, 1961148, 2124577, 2296840, 2428088, 2451435, 2801640, 3035110, 3268580, 3445260, 3642132, 3922296, 4249154, 4552665, 4902870, 6070220, 6373731, 6537160, 6890520, 7284264, 8498308, 9105330, 9805740, 10622885, 12140440, 12747462, 16996616, 18210660, 19611480, 21245770, 25494924, 31868655, 36421320, 42491540, 50989848, 63737310, 84983080, 127474620, 254949240]

約数ペア:

[(1, 254949240), (2, 127474620), (3, 84983080), (4, 63737310), (5, 50989848), (6, 42491540), (7, 36421320), (8, 31868655), (10, 25494924), (12, 21245770), (13, 19611480), (14, 18210660), (15, 16996616), (20, 12747462), (21, 12140440), (24, 10622885), (26, 9805740), (28, 9105330), (30, 8498308), (35, 7284264), (37, 6890520), (39, 6537160), (40, 6373731), (42, 6070220), (52, 4902870), (56, 4552665), (60, 4249154), (65, 3922296), (70, 3642132), (74, 3445260), (78, 3268580), (84, 3035110), (91, 2801640), (104, 2451435), (105, 2428088), (111, 2296840), (120, 2124577), (130, 1961148), (140, 1821066), (148, 1722630), (156, 1634290), (168, 1517555), (182, 1400820), (185, 1378104), (195, 1307432), (210, 1214044), (222, 1148420), (259, 984360), (260, 980574), (273, 933880), (280, 910533), (296, 861315), (312, 817145), (364, 700410), (370, 689052), (390, 653716), (420, 607022), (444, 574210), (455, 560328), (481, 530040), (518, 492180), (520, 490287), (546, 466940), (555, 459368), (631, 404040), (728, 350205), (740, 344526), (777, 328120), (780, 326858), (840, 303511), (888, 287105), (910, 280164), (962, 265020), (1036, 246090), (1092, 233470), (1110, 229684), (1262, 202020), (1295, 196872), (1365, 186776), (1443, 176680), (1480, 172263), (1554, 164060), (1560, 163429), (1820, 140082), (1893, 134680), (1924, 132510), (2072, 123045), (2184, 116735), (2220, 114842), (2405, 106008), (2524, 101010), (2590, 98436), (2730, 93388), (2886, 88340), (3108, 82030), (3155, 80808), (3367, 75720), (3640, 70041), (3786, 67340), (3848, 66255), (3885, 65624), (4417, 57720), (4440, 57421), (4810, 53004), (5048, 50505), (5180, 49218), (5460, 46694), (5772, 44170), (6216, 41015), (6310, 40404), (6734, 37860), (7215, 35336), (7572, 33670), (7770, 32812), (8203, 31080), (8834, 28860), (9465, 26936), (9620, 26502), (10101, 25240), (10360, 24609), (10920, 23347), (11544, 22085), (12620, 20202), (13251, 19240), (13468, 18930), (14430, 17668), (15144, 16835), (15540, 16406)]