40718216

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 128

約数和(自身を含む): 103680000

約数和(自身を除く): 62961784

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 71, 76, 77, 88, 98, 133, 142, 152, 154, 196, 209, 266, 284, 308, 343, 392, 418, 497, 532, 539, 568, 616, 686, 781, 836, 931, 994, 1064, 1078, 1349, 1372, 1463, 1562, 1672, 1862, 1988, 2156, 2698, 2744, 2926, 3124, 3479, 3724, 3773, 3976, 4312, 5396, 5467, 5852, 6248, 6517, 6958, 7448, 7546, 9443, 10241, 10792, 10934, 11704, 13034, 13916, 14839, 15092, 18886, 20482, 21868, 24353, 26068, 27832, 29678, 30184, 37772, 38269, 40964, 43736, 48706, 52136, 59356, 66101, 71687, 75544, 76538, 81928, 97412, 103873, 118712, 132202, 143374, 153076, 194824, 207746, 264404, 267883, 286748, 306152, 415492, 462707, 528808, 535766, 573496, 727111, 830984, 925414, 1071532, 1454222, 1850828, 2143064, 2908444, 3701656, 5089777, 5816888, 10179554, 20359108, 40718216]

約数ペア:

[(1, 40718216), (2, 20359108), (4, 10179554), (7, 5816888), (8, 5089777), (11, 3701656), (14, 2908444), (19, 2143064), (22, 1850828), (28, 1454222), (38, 1071532), (44, 925414), (49, 830984), (56, 727111), (71, 573496), (76, 535766), (77, 528808), (88, 462707), (98, 415492), (133, 306152), (142, 286748), (152, 267883), (154, 264404), (196, 207746), (209, 194824), (266, 153076), (284, 143374), (308, 132202), (343, 118712), (392, 103873), (418, 97412), (497, 81928), (532, 76538), (539, 75544), (568, 71687), (616, 66101), (686, 59356), (781, 52136), (836, 48706), (931, 43736), (994, 40964), (1064, 38269), (1078, 37772), (1349, 30184), (1372, 29678), (1463, 27832), (1562, 26068), (1672, 24353), (1862, 21868), (1988, 20482), (2156, 18886), (2698, 15092), (2744, 14839), (2926, 13916), (3124, 13034), (3479, 11704), (3724, 10934), (3773, 10792), (3976, 10241), (4312, 9443), (5396, 7546), (5467, 7448), (5852, 6958), (6248, 6517)]