561262440

素因数分解:

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

素因数の和:264

約数の個数: 128

約数和(自身を含む): 1750993920

約数和(自身を除く): 1189731480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 157, 186, 248, 310, 314, 372, 465, 471, 620, 628, 744, 785, 930, 942, 961, 1240, 1256, 1570, 1860, 1884, 1922, 2355, 2883, 3140, 3720, 3768, 3844, 4710, 4805, 4867, 5766, 6280, 7688, 9420, 9610, 9734, 11532, 14415, 14601, 18840, 19220, 19468, 23064, 24335, 28830, 29202, 29791, 38440, 38936, 48670, 57660, 58404, 59582, 73005, 89373, 97340, 115320, 116808, 119164, 146010, 148955, 150877, 178746, 194680, 238328, 292020, 297910, 301754, 357492, 446865, 452631, 584040, 595820, 603508, 714984, 754385, 893730, 905262, 1191640, 1207016, 1508770, 1787460, 1810524, 2263155, 3017540, 3574920, 3621048, 4526310, 4677187, 6035080, 9052620, 9354374, 14031561, 18105240, 18708748, 23385935, 28063122, 37417496, 46771870, 56126244, 70157805, 93543740, 112252488, 140315610, 187087480, 280631220, 561262440]

約数ペア:

[(1, 561262440), (2, 280631220), (3, 187087480), (4, 140315610), (5, 112252488), (6, 93543740), (8, 70157805), (10, 56126244), (12, 46771870), (15, 37417496), (20, 28063122), (24, 23385935), (30, 18708748), (31, 18105240), (40, 14031561), (60, 9354374), (62, 9052620), (93, 6035080), (120, 4677187), (124, 4526310), (155, 3621048), (157, 3574920), (186, 3017540), (248, 2263155), (310, 1810524), (314, 1787460), (372, 1508770), (465, 1207016), (471, 1191640), (620, 905262), (628, 893730), (744, 754385), (785, 714984), (930, 603508), (942, 595820), (961, 584040), (1240, 452631), (1256, 446865), (1570, 357492), (1860, 301754), (1884, 297910), (1922, 292020), (2355, 238328), (2883, 194680), (3140, 178746), (3720, 150877), (3768, 148955), (3844, 146010), (4710, 119164), (4805, 116808), (4867, 115320), (5766, 97340), (6280, 89373), (7688, 73005), (9420, 59582), (9610, 58404), (9734, 57660), (11532, 48670), (14415, 38936), (14601, 38440), (18840, 29791), (19220, 29202), (19468, 28830), (23064, 24335)]