51473280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 256

約数和(自身を含む): 185068800

約数和(自身を除く): 133595520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 83, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 166, 170, 190, 192, 204, 228, 240, 249, 255, 272, 285, 304, 320, 323, 332, 340, 380, 384, 408, 415, 456, 480, 498, 510, 544, 570, 608, 640, 646, 664, 680, 760, 816, 830, 912, 960, 969, 996, 1020, 1088, 1140, 1216, 1245, 1292, 1328, 1360, 1411, 1520, 1577, 1615, 1632, 1660, 1824, 1920, 1938, 1992, 2040, 2176, 2280, 2432, 2490, 2584, 2656, 2720, 2822, 3040, 3154, 3230, 3264, 3320, 3648, 3876, 3984, 4080, 4233, 4560, 4731, 4845, 4980, 5168, 5312, 5440, 5644, 6080, 6308, 6460, 6528, 6640, 7055, 7296, 7752, 7885, 7968, 8160, 8466, 9120, 9462, 9690, 9960, 10336, 10624, 10880, 11288, 12160, 12616, 12920, 13280, 14110, 15504, 15770, 15936, 16320, 16932, 18240, 18924, 19380, 19920, 20672, 21165, 22576, 23655, 25232, 25840, 26560, 26809, 28220, 31008, 31540, 31872, 32640, 33864, 36480, 37848, 38760, 39840, 41344, 42330, 45152, 47310, 50464, 51680, 53120, 53618, 56440, 62016, 63080, 67728, 75696, 77520, 79680, 80427, 84660, 90304, 94620, 100928, 103360, 107236, 112880, 124032, 126160, 134045, 135456, 151392, 155040, 159360, 160854, 169320, 180608, 189240, 201856, 206720, 214472, 225760, 252320, 268090, 270912, 302784, 310080, 321708, 338640, 378480, 402135, 428944, 451520, 504640, 536180, 541824, 605568, 620160, 643416, 677280, 756960, 804270, 857888, 903040, 1009280, 1072360, 1286832, 1354560, 1513920, 1608540, 1715776, 2144720, 2573664, 2709120, 3027840, 3217080, 3431552, 4289440, 5147328, 6434160, 8578880, 10294656, 12868320, 17157760, 25736640, 51473280]

約数ペア:

[(1, 51473280), (2, 25736640), (3, 17157760), (4, 12868320), (5, 10294656), (6, 8578880), (8, 6434160), (10, 5147328), (12, 4289440), (15, 3431552), (16, 3217080), (17, 3027840), (19, 2709120), (20, 2573664), (24, 2144720), (30, 1715776), (32, 1608540), (34, 1513920), (38, 1354560), (40, 1286832), (48, 1072360), (51, 1009280), (57, 903040), (60, 857888), (64, 804270), (68, 756960), (76, 677280), (80, 643416), (83, 620160), (85, 605568), (95, 541824), (96, 536180), (102, 504640), (114, 451520), (120, 428944), (128, 402135), (136, 378480), (152, 338640), (160, 321708), (166, 310080), (170, 302784), (190, 270912), (192, 268090), (204, 252320), (228, 225760), (240, 214472), (249, 206720), (255, 201856), (272, 189240), (285, 180608), (304, 169320), (320, 160854), (323, 159360), (332, 155040), (340, 151392), (380, 135456), (384, 134045), (408, 126160), (415, 124032), (456, 112880), (480, 107236), (498, 103360), (510, 100928), (544, 94620), (570, 90304), (608, 84660), (640, 80427), (646, 79680), (664, 77520), (680, 75696), (760, 67728), (816, 63080), (830, 62016), (912, 56440), (960, 53618), (969, 53120), (996, 51680), (1020, 50464), (1088, 47310), (1140, 45152), (1216, 42330), (1245, 41344), (1292, 39840), (1328, 38760), (1360, 37848), (1411, 36480), (1520, 33864), (1577, 32640), (1615, 31872), (1632, 31540), (1660, 31008), (1824, 28220), (1920, 26809), (1938, 26560), (1992, 25840), (2040, 25232), (2176, 23655), (2280, 22576), (2432, 21165), (2490, 20672), (2584, 19920), (2656, 19380), (2720, 18924), (2822, 18240), (3040, 16932), (3154, 16320), (3230, 15936), (3264, 15770), (3320, 15504), (3648, 14110), (3876, 13280), (3984, 12920), (4080, 12616), (4233, 12160), (4560, 11288), (4731, 10880), (4845, 10624), (4980, 10336), (5168, 9960), (5312, 9690), (5440, 9462), (5644, 9120), (6080, 8466), (6308, 8160), (6460, 7968), (6528, 7885), (6640, 7752), (7055, 7296)]