663691840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2333}}^1$

素因数の和:2484

約数の個数: 112

約数和(自身を含む): 1821192192

約数和(自身を除く): 1157500352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 889, 1016, 1120, 1270, 1778, 2032, 2240, 2333, 2540, 3556, 4064, 4445, 4666, 5080, 7112, 8128, 8890, 9332, 10160, 11665, 14224, 16331, 17780, 18664, 20320, 23330, 28448, 32662, 35560, 37328, 40640, 46660, 56896, 65324, 71120, 74656, 81655, 93320, 130648, 142240, 149312, 163310, 186640, 261296, 284480, 296291, 326620, 373280, 522592, 592582, 653240, 746560, 1045184, 1185164, 1306480, 1481455, 2074037, 2370328, 2612960, 2962910, 4148074, 4740656, 5225920, 5925820, 8296148, 9481312, 10370185, 11851640, 16592296, 18962624, 20740370, 23703280, 33184592, 41480740, 47406560, 66369184, 82961480, 94813120, 132738368, 165922960, 331845920, 663691840]

約数ペア:

[(1, 663691840), (2, 331845920), (4, 165922960), (5, 132738368), (7, 94813120), (8, 82961480), (10, 66369184), (14, 47406560), (16, 41480740), (20, 33184592), (28, 23703280), (32, 20740370), (35, 18962624), (40, 16592296), (56, 11851640), (64, 10370185), (70, 9481312), (80, 8296148), (112, 5925820), (127, 5225920), (140, 4740656), (160, 4148074), (224, 2962910), (254, 2612960), (280, 2370328), (320, 2074037), (448, 1481455), (508, 1306480), (560, 1185164), (635, 1045184), (889, 746560), (1016, 653240), (1120, 592582), (1270, 522592), (1778, 373280), (2032, 326620), (2240, 296291), (2333, 284480), (2540, 261296), (3556, 186640), (4064, 163310), (4445, 149312), (4666, 142240), (5080, 130648), (7112, 93320), (8128, 81655), (8890, 74656), (9332, 71120), (10160, 65324), (11665, 56896), (14224, 46660), (16331, 40640), (17780, 37328), (18664, 35560), (20320, 32662), (23330, 28448)]