320887200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:300

約数の個数: 288

約数和(自身を含む): 1139927040

約数和(自身を除く): 819039840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 31, 32, 38, 40, 48, 50, 57, 60, 62, 75, 76, 80, 93, 95, 96, 100, 114, 120, 124, 150, 152, 155, 160, 186, 190, 200, 227, 228, 240, 248, 285, 300, 304, 310, 372, 380, 400, 454, 456, 465, 475, 480, 496, 570, 589, 600, 608, 620, 681, 744, 760, 775, 800, 908, 912, 930, 950, 992, 1135, 1140, 1178, 1200, 1240, 1362, 1425, 1488, 1520, 1550, 1767, 1816, 1824, 1860, 1900, 2270, 2280, 2325, 2356, 2400, 2480, 2724, 2850, 2945, 2976, 3040, 3100, 3405, 3534, 3632, 3720, 3800, 4313, 4540, 4560, 4650, 4712, 4960, 5448, 5675, 5700, 5890, 6200, 6810, 7037, 7068, 7264, 7440, 7600, 8626, 8835, 9080, 9120, 9300, 9424, 10896, 11350, 11400, 11780, 12400, 12939, 13620, 14074, 14136, 14725, 14880, 15200, 17025, 17252, 17670, 18160, 18600, 18848, 21111, 21565, 21792, 22700, 22800, 23560, 24800, 25878, 27240, 28148, 28272, 29450, 34050, 34504, 35185, 35340, 36320, 37200, 42222, 43130, 44175, 45400, 45600, 47120, 51756, 54480, 56296, 56544, 58900, 64695, 68100, 69008, 70370, 70680, 74400, 84444, 86260, 88350, 90800, 94240, 103512, 105555, 107825, 108960, 112592, 117800, 129390, 133703, 136200, 138016, 140740, 141360, 168888, 172520, 175925, 176700, 181600, 207024, 211110, 215650, 225184, 235600, 258780, 267406, 272400, 281480, 282720, 323475, 337776, 345040, 351850, 353400, 401109, 414048, 422220, 431300, 471200, 517560, 527775, 534812, 544800, 562960, 646950, 668515, 675552, 690080, 703700, 706800, 802218, 844440, 862600, 1035120, 1055550, 1069624, 1125920, 1293900, 1337030, 1407400, 1413600, 1604436, 1688880, 1725200, 2005545, 2070240, 2111100, 2139248, 2587800, 2674060, 2814800, 3208872, 3342575, 3377760, 3450400, 4011090, 4222200, 4278496, 5175600, 5348120, 5629600, 6417744, 6685150, 8022180, 8444400, 10027725, 10351200, 10696240, 12835488, 13370300, 16044360, 16888800, 20055450, 21392480, 26740600, 32088720, 40110900, 53481200, 64177440, 80221800, 106962400, 160443600, 320887200]

約数ペア:

[(1, 320887200), (2, 160443600), (3, 106962400), (4, 80221800), (5, 64177440), (6, 53481200), (8, 40110900), (10, 32088720), (12, 26740600), (15, 21392480), (16, 20055450), (19, 16888800), (20, 16044360), (24, 13370300), (25, 12835488), (30, 10696240), (31, 10351200), (32, 10027725), (38, 8444400), (40, 8022180), (48, 6685150), (50, 6417744), (57, 5629600), (60, 5348120), (62, 5175600), (75, 4278496), (76, 4222200), (80, 4011090), (93, 3450400), (95, 3377760), (96, 3342575), (100, 3208872), (114, 2814800), (120, 2674060), (124, 2587800), (150, 2139248), (152, 2111100), (155, 2070240), (160, 2005545), (186, 1725200), (190, 1688880), (200, 1604436), (227, 1413600), (228, 1407400), (240, 1337030), (248, 1293900), (285, 1125920), (300, 1069624), (304, 1055550), (310, 1035120), (372, 862600), (380, 844440), (400, 802218), (454, 706800), (456, 703700), (465, 690080), (475, 675552), (480, 668515), (496, 646950), (570, 562960), (589, 544800), (600, 534812), (608, 527775), (620, 517560), (681, 471200), (744, 431300), (760, 422220), (775, 414048), (800, 401109), (908, 353400), (912, 351850), (930, 345040), (950, 337776), (992, 323475), (1135, 282720), (1140, 281480), (1178, 272400), (1200, 267406), (1240, 258780), (1362, 235600), (1425, 225184), (1488, 215650), (1520, 211110), (1550, 207024), (1767, 181600), (1816, 176700), (1824, 175925), (1860, 172520), (1900, 168888), (2270, 141360), (2280, 140740), (2325, 138016), (2356, 136200), (2400, 133703), (2480, 129390), (2724, 117800), (2850, 112592), (2945, 108960), (2976, 107825), (3040, 105555), (3100, 103512), (3405, 94240), (3534, 90800), (3632, 88350), (3720, 86260), (3800, 84444), (4313, 74400), (4540, 70680), (4560, 70370), (4650, 69008), (4712, 68100), (4960, 64695), (5448, 58900), (5675, 56544), (5700, 56296), (5890, 54480), (6200, 51756), (6810, 47120), (7037, 45600), (7068, 45400), (7264, 44175), (7440, 43130), (7600, 42222), (8626, 37200), (8835, 36320), (9080, 35340), (9120, 35185), (9300, 34504), (9424, 34050), (10896, 29450), (11350, 28272), (11400, 28148), (11780, 27240), (12400, 25878), (12939, 24800), (13620, 23560), (14074, 22800), (14136, 22700), (14725, 21792), (14880, 21565), (15200, 21111), (17025, 18848), (17252, 18600), (17670, 18160)]