128335728

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1430

約数の個数: 80

約数和(自身を含む): 352457600

約数和(自身を除く): 224121872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 109, 114, 152, 218, 228, 304, 327, 436, 456, 654, 872, 912, 1291, 1308, 1744, 2071, 2582, 2616, 3873, 4142, 5164, 5232, 6213, 7746, 8284, 10328, 12426, 15492, 16568, 20656, 24529, 24852, 30984, 33136, 49058, 49704, 61968, 73587, 98116, 99408, 140719, 147174, 196232, 281438, 294348, 392464, 422157, 562876, 588696, 844314, 1125752, 1177392, 1688628, 2251504, 2673661, 3377256, 5347322, 6754512, 8020983, 10694644, 16041966, 21389288, 32083932, 42778576, 64167864, 128335728]

約数ペア:

[(1, 128335728), (2, 64167864), (3, 42778576), (4, 32083932), (6, 21389288), (8, 16041966), (12, 10694644), (16, 8020983), (19, 6754512), (24, 5347322), (38, 3377256), (48, 2673661), (57, 2251504), (76, 1688628), (109, 1177392), (114, 1125752), (152, 844314), (218, 588696), (228, 562876), (304, 422157), (327, 392464), (436, 294348), (456, 281438), (654, 196232), (872, 147174), (912, 140719), (1291, 99408), (1308, 98116), (1744, 73587), (2071, 61968), (2582, 49704), (2616, 49058), (3873, 33136), (4142, 30984), (5164, 24852), (5232, 24529), (6213, 20656), (7746, 16568), (8284, 15492), (10328, 12426)]