51979560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 163814400

約数和(自身を除く): 111834840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 89, 93, 120, 124, 155, 157, 178, 186, 248, 267, 310, 314, 356, 372, 445, 465, 471, 534, 620, 628, 712, 744, 785, 890, 930, 942, 1068, 1240, 1256, 1335, 1570, 1780, 1860, 1884, 2136, 2355, 2670, 2759, 3140, 3560, 3720, 3768, 4710, 4867, 5340, 5518, 6280, 8277, 9420, 9734, 10680, 11036, 13795, 13973, 14601, 16554, 18840, 19468, 22072, 24335, 27590, 27946, 29202, 33108, 38936, 41385, 41919, 48670, 55180, 55892, 58404, 66216, 69865, 73005, 82770, 83838, 97340, 110360, 111784, 116808, 139730, 146010, 165540, 167676, 194680, 209595, 279460, 292020, 331080, 335352, 419190, 433163, 558920, 584040, 838380, 866326, 1299489, 1676760, 1732652, 2165815, 2598978, 3465304, 4331630, 5197956, 6497445, 8663260, 10395912, 12994890, 17326520, 25989780, 51979560]

約数ペア:

[(1, 51979560), (2, 25989780), (3, 17326520), (4, 12994890), (5, 10395912), (6, 8663260), (8, 6497445), (10, 5197956), (12, 4331630), (15, 3465304), (20, 2598978), (24, 2165815), (30, 1732652), (31, 1676760), (40, 1299489), (60, 866326), (62, 838380), (89, 584040), (93, 558920), (120, 433163), (124, 419190), (155, 335352), (157, 331080), (178, 292020), (186, 279460), (248, 209595), (267, 194680), (310, 167676), (314, 165540), (356, 146010), (372, 139730), (445, 116808), (465, 111784), (471, 110360), (534, 97340), (620, 83838), (628, 82770), (712, 73005), (744, 69865), (785, 66216), (890, 58404), (930, 55892), (942, 55180), (1068, 48670), (1240, 41919), (1256, 41385), (1335, 38936), (1570, 33108), (1780, 29202), (1860, 27946), (1884, 27590), (2136, 24335), (2355, 22072), (2670, 19468), (2759, 18840), (3140, 16554), (3560, 14601), (3720, 13973), (3768, 13795), (4710, 11036), (4867, 10680), (5340, 9734), (5518, 9420), (6280, 8277)]