248509020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 774660096

約数和(自身を除く): 526151076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 37, 46, 60, 62, 69, 74, 92, 93, 111, 115, 124, 138, 148, 155, 157, 185, 186, 222, 230, 276, 310, 314, 345, 370, 372, 444, 460, 465, 471, 555, 620, 628, 690, 713, 740, 785, 851, 930, 942, 1110, 1147, 1380, 1426, 1570, 1702, 1860, 1884, 2139, 2220, 2294, 2355, 2553, 2852, 3140, 3404, 3441, 3565, 3611, 4255, 4278, 4588, 4710, 4867, 5106, 5735, 5809, 6882, 7130, 7222, 8510, 8556, 9420, 9734, 10212, 10695, 10833, 11470, 11618, 12765, 13764, 14260, 14444, 14601, 17020, 17205, 17427, 18055, 19468, 21390, 21666, 22940, 23236, 24335, 25530, 26381, 29045, 29202, 34410, 34854, 36110, 42780, 43332, 48670, 51060, 52762, 54165, 58090, 58404, 68820, 69708, 72220, 73005, 79143, 87135, 97340, 105524, 108330, 111941, 116180, 131905, 133607, 146010, 158286, 174270, 180079, 216660, 223882, 263810, 267214, 292020, 316572, 335823, 348540, 360158, 395715, 400821, 447764, 527620, 534428, 540237, 559705, 668035, 671646, 720316, 791430, 801642, 900395, 1080474, 1119410, 1336070, 1343292, 1582860, 1603284, 1679115, 1800790, 2004105, 2160948, 2238820, 2672140, 2701185, 3358230, 3601580, 4008210, 4141817, 5402370, 6716460, 8016420, 8283634, 10804740, 12425451, 16567268, 20709085, 24850902, 41418170, 49701804, 62127255, 82836340, 124254510, 248509020]

約数ペア:

[(1, 248509020), (2, 124254510), (3, 82836340), (4, 62127255), (5, 49701804), (6, 41418170), (10, 24850902), (12, 20709085), (15, 16567268), (20, 12425451), (23, 10804740), (30, 8283634), (31, 8016420), (37, 6716460), (46, 5402370), (60, 4141817), (62, 4008210), (69, 3601580), (74, 3358230), (92, 2701185), (93, 2672140), (111, 2238820), (115, 2160948), (124, 2004105), (138, 1800790), (148, 1679115), (155, 1603284), (157, 1582860), (185, 1343292), (186, 1336070), (222, 1119410), (230, 1080474), (276, 900395), (310, 801642), (314, 791430), (345, 720316), (370, 671646), (372, 668035), (444, 559705), (460, 540237), (465, 534428), (471, 527620), (555, 447764), (620, 400821), (628, 395715), (690, 360158), (713, 348540), (740, 335823), (785, 316572), (851, 292020), (930, 267214), (942, 263810), (1110, 223882), (1147, 216660), (1380, 180079), (1426, 174270), (1570, 158286), (1702, 146010), (1860, 133607), (1884, 131905), (2139, 116180), (2220, 111941), (2294, 108330), (2355, 105524), (2553, 97340), (2852, 87135), (3140, 79143), (3404, 73005), (3441, 72220), (3565, 69708), (3611, 68820), (4255, 58404), (4278, 58090), (4588, 54165), (4710, 52762), (4867, 51060), (5106, 48670), (5735, 43332), (5809, 42780), (6882, 36110), (7130, 34854), (7222, 34410), (8510, 29202), (8556, 29045), (9420, 26381), (9734, 25530), (10212, 24335), (10695, 23236), (10833, 22940), (11470, 21666), (11618, 21390), (12765, 19468), (13764, 18055), (14260, 17427), (14444, 17205), (14601, 17020)]