123238128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4817}}^1$

素因数の和:4882

約数の個数: 80

約数和(自身を含む): 351290016

約数和(自身を除く): 228051888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 78, 82, 104, 123, 156, 164, 208, 246, 312, 328, 492, 533, 624, 656, 984, 1066, 1599, 1968, 2132, 3198, 4264, 4817, 6396, 8528, 9634, 12792, 14451, 19268, 25584, 28902, 38536, 57804, 62621, 77072, 115608, 125242, 187863, 197497, 231216, 250484, 375726, 394994, 500968, 592491, 751452, 789988, 1001936, 1184982, 1502904, 1579976, 2369964, 2567461, 3005808, 3159952, 4739928, 5134922, 7702383, 9479856, 10269844, 15404766, 20539688, 30809532, 41079376, 61619064, 123238128]

約数ペア:

[(1, 123238128), (2, 61619064), (3, 41079376), (4, 30809532), (6, 20539688), (8, 15404766), (12, 10269844), (13, 9479856), (16, 7702383), (24, 5134922), (26, 4739928), (39, 3159952), (41, 3005808), (48, 2567461), (52, 2369964), (78, 1579976), (82, 1502904), (104, 1184982), (123, 1001936), (156, 789988), (164, 751452), (208, 592491), (246, 500968), (312, 394994), (328, 375726), (492, 250484), (533, 231216), (624, 197497), (656, 187863), (984, 125242), (1066, 115608), (1599, 77072), (1968, 62621), (2132, 57804), (3198, 38536), (4264, 28902), (4817, 25584), (6396, 19268), (8528, 14451), (9634, 12792)]