120211920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1057

約数の個数: 120

約数和(自身を含む): 406224000

約数和(自身を除く): 286012080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 199, 240, 360, 398, 597, 720, 796, 839, 995, 1194, 1592, 1678, 1791, 1990, 2388, 2517, 2985, 3184, 3356, 3582, 3980, 4195, 4776, 5034, 5970, 6712, 7164, 7551, 7960, 8390, 8955, 9552, 10068, 11940, 12585, 13424, 14328, 15102, 15920, 16780, 17910, 20136, 23880, 25170, 28656, 30204, 33560, 35820, 37755, 40272, 47760, 50340, 60408, 67120, 71640, 75510, 100680, 120816, 143280, 151020, 166961, 201360, 302040, 333922, 500883, 604080, 667844, 834805, 1001766, 1335688, 1502649, 1669610, 2003532, 2504415, 2671376, 3005298, 3339220, 4007064, 5008830, 6010596, 6678440, 7513245, 8014128, 10017660, 12021192, 13356880, 15026490, 20035320, 24042384, 30052980, 40070640, 60105960, 120211920]

約数ペア:

[(1, 120211920), (2, 60105960), (3, 40070640), (4, 30052980), (5, 24042384), (6, 20035320), (8, 15026490), (9, 13356880), (10, 12021192), (12, 10017660), (15, 8014128), (16, 7513245), (18, 6678440), (20, 6010596), (24, 5008830), (30, 4007064), (36, 3339220), (40, 3005298), (45, 2671376), (48, 2504415), (60, 2003532), (72, 1669610), (80, 1502649), (90, 1335688), (120, 1001766), (144, 834805), (180, 667844), (199, 604080), (240, 500883), (360, 333922), (398, 302040), (597, 201360), (720, 166961), (796, 151020), (839, 143280), (995, 120816), (1194, 100680), (1592, 75510), (1678, 71640), (1791, 67120), (1990, 60408), (2388, 50340), (2517, 47760), (2985, 40272), (3184, 37755), (3356, 35820), (3582, 33560), (3980, 30204), (4195, 28656), (4776, 25170), (5034, 23880), (5970, 20136), (6712, 17910), (7164, 16780), (7551, 15920), (7960, 15102), (8390, 14328), (8955, 13424), (9552, 12585), (10068, 11940)]