72706480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 225610560

約数和(自身を除く): 152904080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 37, 40, 44, 55, 56, 58, 70, 74, 77, 80, 88, 110, 112, 116, 121, 140, 145, 148, 154, 176, 185, 203, 220, 232, 242, 259, 280, 290, 296, 308, 319, 370, 385, 406, 407, 440, 464, 484, 518, 560, 580, 592, 605, 616, 638, 740, 770, 812, 814, 847, 880, 968, 1015, 1036, 1073, 1160, 1210, 1232, 1276, 1295, 1480, 1540, 1595, 1624, 1628, 1694, 1936, 2030, 2035, 2072, 2146, 2233, 2320, 2420, 2552, 2590, 2849, 2960, 3080, 3190, 3248, 3256, 3388, 3509, 4060, 4070, 4144, 4235, 4292, 4466, 4477, 4840, 5104, 5180, 5365, 5698, 6160, 6380, 6512, 6776, 7018, 7511, 8120, 8140, 8470, 8584, 8932, 8954, 9680, 10360, 10730, 11165, 11396, 11803, 12760, 13552, 14036, 14245, 15022, 16240, 16280, 16940, 17168, 17545, 17864, 17908, 20720, 21460, 22330, 22385, 22792, 23606, 24563, 25520, 28072, 28490, 30044, 31339, 32560, 33880, 35090, 35728, 35816, 37555, 42920, 44660, 44770, 45584, 47212, 49126, 56144, 56980, 59015, 60088, 62678, 67760, 70180, 71632, 75110, 82621, 85840, 89320, 89540, 94424, 98252, 113960, 118030, 120176, 122815, 125356, 129833, 140360, 150220, 156695, 165242, 178640, 179080, 188848, 196504, 227920, 236060, 245630, 250712, 259666, 280720, 300440, 313390, 330484, 358160, 393008, 413105, 472120, 491260, 501424, 519332, 600880, 626780, 649165, 660968, 826210, 908831, 944240, 982520, 1038664, 1253560, 1298330, 1321936, 1652420, 1817662, 1965040, 2077328, 2507120, 2596660, 3304840, 3635324, 4544155, 5193320, 6609680, 7270648, 9088310, 10386640, 14541296, 18176620, 36353240, 72706480]

約数ペア:

[(1, 72706480), (2, 36353240), (4, 18176620), (5, 14541296), (7, 10386640), (8, 9088310), (10, 7270648), (11, 6609680), (14, 5193320), (16, 4544155), (20, 3635324), (22, 3304840), (28, 2596660), (29, 2507120), (35, 2077328), (37, 1965040), (40, 1817662), (44, 1652420), (55, 1321936), (56, 1298330), (58, 1253560), (70, 1038664), (74, 982520), (77, 944240), (80, 908831), (88, 826210), (110, 660968), (112, 649165), (116, 626780), (121, 600880), (140, 519332), (145, 501424), (148, 491260), (154, 472120), (176, 413105), (185, 393008), (203, 358160), (220, 330484), (232, 313390), (242, 300440), (259, 280720), (280, 259666), (290, 250712), (296, 245630), (308, 236060), (319, 227920), (370, 196504), (385, 188848), (406, 179080), (407, 178640), (440, 165242), (464, 156695), (484, 150220), (518, 140360), (560, 129833), (580, 125356), (592, 122815), (605, 120176), (616, 118030), (638, 113960), (740, 98252), (770, 94424), (812, 89540), (814, 89320), (847, 85840), (880, 82621), (968, 75110), (1015, 71632), (1036, 70180), (1073, 67760), (1160, 62678), (1210, 60088), (1232, 59015), (1276, 56980), (1295, 56144), (1480, 49126), (1540, 47212), (1595, 45584), (1624, 44770), (1628, 44660), (1694, 42920), (1936, 37555), (2030, 35816), (2035, 35728), (2072, 35090), (2146, 33880), (2233, 32560), (2320, 31339), (2420, 30044), (2552, 28490), (2590, 28072), (2849, 25520), (2960, 24563), (3080, 23606), (3190, 22792), (3248, 22385), (3256, 22330), (3388, 21460), (3509, 20720), (4060, 17908), (4070, 17864), (4144, 17545), (4235, 17168), (4292, 16940), (4466, 16280), (4477, 16240), (4840, 15022), (5104, 14245), (5180, 14036), (5365, 13552), (5698, 12760), (6160, 11803), (6380, 11396), (6512, 11165), (6776, 10730), (7018, 10360), (7511, 9680), (8120, 8954), (8140, 8932), (8470, 8584)]