1640461968

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{2053}}^1$

素因数の和:2277

約数の個数: 120

約数和(自身を含む): 4767909120

約数和(自身を除く): 3127447152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 179, 186, 248, 279, 358, 372, 496, 537, 558, 716, 744, 1074, 1116, 1432, 1488, 1611, 2053, 2148, 2232, 2864, 3222, 4106, 4296, 4464, 5549, 6159, 6444, 8212, 8592, 11098, 12318, 12888, 16424, 16647, 18477, 22196, 24636, 25776, 32848, 33294, 36954, 44392, 49272, 49941, 63643, 66588, 73908, 88784, 98544, 99882, 127286, 133176, 147816, 190929, 199764, 254572, 266352, 295632, 367487, 381858, 399528, 509144, 572787, 734974, 763716, 799056, 1018288, 1102461, 1145574, 1469948, 1527432, 2204922, 2291148, 2939896, 3054864, 3307383, 4409844, 4582296, 5879792, 6614766, 8819688, 9164592, 11392097, 13229532, 17639376, 22784194, 26459064, 34176291, 45568388, 52918128, 68352582, 91136776, 102528873, 136705164, 182273552, 205057746, 273410328, 410115492, 546820656, 820230984, 1640461968]

約数ペア:

[(1, 1640461968), (2, 820230984), (3, 546820656), (4, 410115492), (6, 273410328), (8, 205057746), (9, 182273552), (12, 136705164), (16, 102528873), (18, 91136776), (24, 68352582), (31, 52918128), (36, 45568388), (48, 34176291), (62, 26459064), (72, 22784194), (93, 17639376), (124, 13229532), (144, 11392097), (179, 9164592), (186, 8819688), (248, 6614766), (279, 5879792), (358, 4582296), (372, 4409844), (496, 3307383), (537, 3054864), (558, 2939896), (716, 2291148), (744, 2204922), (1074, 1527432), (1116, 1469948), (1432, 1145574), (1488, 1102461), (1611, 1018288), (2053, 799056), (2148, 763716), (2232, 734974), (2864, 572787), (3222, 509144), (4106, 399528), (4296, 381858), (4464, 367487), (5549, 295632), (6159, 266352), (6444, 254572), (8212, 199764), (8592, 190929), (11098, 147816), (12318, 133176), (12888, 127286), (16424, 99882), (16647, 98544), (18477, 88784), (22196, 73908), (24636, 66588), (25776, 63643), (32848, 49941), (33294, 49272), (36954, 44392)]