179978520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 559016640

約数和(自身を除く): 379038120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 157, 164, 205, 233, 246, 314, 328, 410, 466, 471, 492, 615, 628, 699, 785, 820, 932, 942, 984, 1165, 1230, 1256, 1398, 1570, 1640, 1864, 1884, 2330, 2355, 2460, 2796, 3140, 3495, 3768, 4660, 4710, 4920, 5592, 6280, 6437, 6990, 9320, 9420, 9553, 12874, 13980, 18840, 19106, 19311, 25748, 27960, 28659, 32185, 36581, 38212, 38622, 47765, 51496, 57318, 64370, 73162, 76424, 77244, 95530, 96555, 109743, 114636, 128740, 143295, 146324, 154488, 182905, 191060, 193110, 219486, 229272, 257480, 286590, 292648, 365810, 382120, 386220, 438972, 548715, 573180, 731620, 772440, 877944, 1097430, 1146360, 1463240, 1499821, 2194860, 2999642, 4389720, 4499463, 5999284, 7499105, 8998926, 11998568, 14998210, 17997852, 22497315, 29996420, 35995704, 44994630, 59992840, 89989260, 179978520]

約数ペア:

[(1, 179978520), (2, 89989260), (3, 59992840), (4, 44994630), (5, 35995704), (6, 29996420), (8, 22497315), (10, 17997852), (12, 14998210), (15, 11998568), (20, 8998926), (24, 7499105), (30, 5999284), (40, 4499463), (41, 4389720), (60, 2999642), (82, 2194860), (120, 1499821), (123, 1463240), (157, 1146360), (164, 1097430), (205, 877944), (233, 772440), (246, 731620), (314, 573180), (328, 548715), (410, 438972), (466, 386220), (471, 382120), (492, 365810), (615, 292648), (628, 286590), (699, 257480), (785, 229272), (820, 219486), (932, 193110), (942, 191060), (984, 182905), (1165, 154488), (1230, 146324), (1256, 143295), (1398, 128740), (1570, 114636), (1640, 109743), (1864, 96555), (1884, 95530), (2330, 77244), (2355, 76424), (2460, 73162), (2796, 64370), (3140, 57318), (3495, 51496), (3768, 47765), (4660, 38622), (4710, 38212), (4920, 36581), (5592, 32185), (6280, 28659), (6437, 27960), (6990, 25748), (9320, 19311), (9420, 19106), (9553, 18840), (12874, 13980)]