56151680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:446

約数の個数: 128

約数和(自身を含む): 153452880

約数和(自身を除く): 97301200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 397, 416, 442, 520, 544, 640, 680, 794, 832, 884, 1040, 1088, 1105, 1360, 1588, 1664, 1768, 1985, 2080, 2176, 2210, 2720, 3176, 3536, 3970, 4160, 4420, 5161, 5440, 6352, 6749, 7072, 7940, 8320, 8840, 10322, 10880, 12704, 13498, 14144, 15880, 17680, 20644, 25408, 25805, 26996, 28288, 31760, 33745, 35360, 41288, 50816, 51610, 53992, 63520, 67490, 70720, 82576, 87737, 103220, 107984, 127040, 134980, 141440, 165152, 175474, 206440, 215968, 254080, 269960, 330304, 350948, 412880, 431936, 438685, 539920, 660608, 701896, 825760, 863872, 877370, 1079840, 1403792, 1651520, 1754740, 2159680, 2807584, 3303040, 3509480, 4319360, 5615168, 7018960, 11230336, 14037920, 28075840, 56151680]

約数ペア:

[(1, 56151680), (2, 28075840), (4, 14037920), (5, 11230336), (8, 7018960), (10, 5615168), (13, 4319360), (16, 3509480), (17, 3303040), (20, 2807584), (26, 2159680), (32, 1754740), (34, 1651520), (40, 1403792), (52, 1079840), (64, 877370), (65, 863872), (68, 825760), (80, 701896), (85, 660608), (104, 539920), (128, 438685), (130, 431936), (136, 412880), (160, 350948), (170, 330304), (208, 269960), (221, 254080), (260, 215968), (272, 206440), (320, 175474), (340, 165152), (397, 141440), (416, 134980), (442, 127040), (520, 107984), (544, 103220), (640, 87737), (680, 82576), (794, 70720), (832, 67490), (884, 63520), (1040, 53992), (1088, 51610), (1105, 50816), (1360, 41288), (1588, 35360), (1664, 33745), (1768, 31760), (1985, 28288), (2080, 26996), (2176, 25805), (2210, 25408), (2720, 20644), (3176, 17680), (3536, 15880), (3970, 14144), (4160, 13498), (4420, 12704), (5161, 10880), (5440, 10322), (6352, 8840), (6749, 8320), (7072, 7940)]