72079920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:528

約数の個数: 240

約数和(自身を含む): 278553600

約数和(自身を除く): 206473680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 99, 110, 114, 120, 132, 144, 152, 165, 171, 176, 180, 190, 198, 209, 220, 228, 240, 264, 285, 304, 330, 342, 360, 380, 396, 418, 440, 456, 479, 495, 528, 570, 627, 660, 684, 720, 760, 792, 836, 855, 880, 912, 958, 990, 1045, 1140, 1254, 1320, 1368, 1437, 1520, 1584, 1672, 1710, 1881, 1916, 1980, 2090, 2280, 2395, 2508, 2640, 2736, 2874, 3135, 3344, 3420, 3762, 3832, 3960, 4180, 4311, 4560, 4790, 5016, 5269, 5748, 6270, 6840, 7185, 7524, 7664, 7920, 8360, 8622, 9101, 9405, 9580, 10032, 10538, 11496, 12540, 13680, 14370, 15048, 15807, 16720, 17244, 18202, 18810, 19160, 21076, 21555, 22992, 25080, 26345, 27303, 28740, 30096, 31614, 34488, 36404, 37620, 38320, 42152, 43110, 45505, 47421, 50160, 52690, 54606, 57480, 63228, 68976, 72808, 75240, 79035, 81909, 84304, 86220, 91010, 94842, 100111, 105380, 109212, 114960, 126456, 136515, 145616, 150480, 158070, 163818, 172440, 182020, 189684, 200222, 210760, 218424, 237105, 252912, 273030, 300333, 316140, 327636, 344880, 364040, 379368, 400444, 409545, 421520, 436848, 474210, 500555, 546060, 600666, 632280, 655272, 728080, 758736, 800888, 819090, 900999, 948420, 1001110, 1092120, 1201332, 1264560, 1310544, 1501665, 1601776, 1638180, 1801998, 1896840, 2002220, 2184240, 2402664, 3003330, 3276360, 3603996, 3793680, 4004440, 4504995, 4805328, 6006660, 6552720, 7207992, 8008880, 9009990, 12013320, 14415984, 18019980, 24026640, 36039960, 72079920]

約数ペア:

[(1, 72079920), (2, 36039960), (3, 24026640), (4, 18019980), (5, 14415984), (6, 12013320), (8, 9009990), (9, 8008880), (10, 7207992), (11, 6552720), (12, 6006660), (15, 4805328), (16, 4504995), (18, 4004440), (19, 3793680), (20, 3603996), (22, 3276360), (24, 3003330), (30, 2402664), (33, 2184240), (36, 2002220), (38, 1896840), (40, 1801998), (44, 1638180), (45, 1601776), (48, 1501665), (55, 1310544), (57, 1264560), (60, 1201332), (66, 1092120), (72, 1001110), (76, 948420), (80, 900999), (88, 819090), (90, 800888), (95, 758736), (99, 728080), (110, 655272), (114, 632280), (120, 600666), (132, 546060), (144, 500555), (152, 474210), (165, 436848), (171, 421520), (176, 409545), (180, 400444), (190, 379368), (198, 364040), (209, 344880), (220, 327636), (228, 316140), (240, 300333), (264, 273030), (285, 252912), (304, 237105), (330, 218424), (342, 210760), (360, 200222), (380, 189684), (396, 182020), (418, 172440), (440, 163818), (456, 158070), (479, 150480), (495, 145616), (528, 136515), (570, 126456), (627, 114960), (660, 109212), (684, 105380), (720, 100111), (760, 94842), (792, 91010), (836, 86220), (855, 84304), (880, 81909), (912, 79035), (958, 75240), (990, 72808), (1045, 68976), (1140, 63228), (1254, 57480), (1320, 54606), (1368, 52690), (1437, 50160), (1520, 47421), (1584, 45505), (1672, 43110), (1710, 42152), (1881, 38320), (1916, 37620), (1980, 36404), (2090, 34488), (2280, 31614), (2395, 30096), (2508, 28740), (2640, 27303), (2736, 26345), (2874, 25080), (3135, 22992), (3344, 21555), (3420, 21076), (3762, 19160), (3832, 18810), (3960, 18202), (4180, 17244), (4311, 16720), (4560, 15807), (4790, 15048), (5016, 14370), (5269, 13680), (5748, 12540), (6270, 11496), (6840, 10538), (7185, 10032), (7524, 9580), (7664, 9405), (7920, 9101), (8360, 8622)]