1238948480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:879

約数の個数: 256

約数和(自身を含む): 3816529920

約数和(自身を除く): 2577581440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 64, 70, 77, 80, 88, 110, 112, 124, 128, 140, 154, 155, 160, 176, 217, 220, 224, 248, 280, 308, 310, 320, 341, 352, 385, 434, 440, 448, 496, 560, 616, 620, 640, 682, 704, 770, 811, 868, 880, 896, 992, 1085, 1120, 1232, 1240, 1364, 1408, 1540, 1622, 1705, 1736, 1760, 1984, 2170, 2240, 2387, 2464, 2480, 2728, 3080, 3244, 3410, 3472, 3520, 3968, 4055, 4340, 4480, 4774, 4928, 4960, 5456, 5677, 6160, 6488, 6820, 6944, 7040, 8110, 8680, 8921, 9548, 9856, 9920, 10912, 11354, 11935, 12320, 12976, 13640, 13888, 16220, 17360, 17842, 19096, 19840, 21824, 22708, 23870, 24640, 25141, 25952, 27280, 27776, 28385, 32440, 34720, 35684, 38192, 43648, 44605, 45416, 47740, 49280, 50282, 51904, 54560, 56770, 62447, 64880, 69440, 71368, 76384, 89210, 90832, 95480, 100564, 103808, 109120, 113540, 124894, 125705, 129760, 138880, 142736, 152768, 175987, 178420, 181664, 190960, 201128, 218240, 227080, 249788, 251410, 259520, 276551, 285472, 305536, 312235, 351974, 356840, 363328, 381920, 402256, 454160, 499576, 502820, 519040, 553102, 570944, 624470, 703948, 713680, 726656, 763840, 804512, 879935, 908320, 999152, 1005640, 1106204, 1141888, 1248940, 1382755, 1407896, 1427360, 1527680, 1609024, 1759870, 1816640, 1935857, 1998304, 2011280, 2212408, 2497880, 2765510, 2815792, 2854720, 3218048, 3519740, 3633280, 3871714, 3996608, 4022560, 4424816, 4995760, 5531020, 5631584, 5709440, 7039480, 7743428, 7993216, 8045120, 8849632, 9679285, 9991520, 11062040, 11263168, 14078960, 15486856, 16090240, 17699264, 19358570, 19983040, 22124080, 22526336, 28157920, 30973712, 35398528, 38717140, 39966080, 44248160, 56315840, 61947424, 77434280, 88496320, 112631680, 123894848, 154868560, 176992640, 247789696, 309737120, 619474240, 1238948480]

約数ペア:

[(1, 1238948480), (2, 619474240), (4, 309737120), (5, 247789696), (7, 176992640), (8, 154868560), (10, 123894848), (11, 112631680), (14, 88496320), (16, 77434280), (20, 61947424), (22, 56315840), (28, 44248160), (31, 39966080), (32, 38717140), (35, 35398528), (40, 30973712), (44, 28157920), (55, 22526336), (56, 22124080), (62, 19983040), (64, 19358570), (70, 17699264), (77, 16090240), (80, 15486856), (88, 14078960), (110, 11263168), (112, 11062040), (124, 9991520), (128, 9679285), (140, 8849632), (154, 8045120), (155, 7993216), (160, 7743428), (176, 7039480), (217, 5709440), (220, 5631584), (224, 5531020), (248, 4995760), (280, 4424816), (308, 4022560), (310, 3996608), (320, 3871714), (341, 3633280), (352, 3519740), (385, 3218048), (434, 2854720), (440, 2815792), (448, 2765510), (496, 2497880), (560, 2212408), (616, 2011280), (620, 1998304), (640, 1935857), (682, 1816640), (704, 1759870), (770, 1609024), (811, 1527680), (868, 1427360), (880, 1407896), (896, 1382755), (992, 1248940), (1085, 1141888), (1120, 1106204), (1232, 1005640), (1240, 999152), (1364, 908320), (1408, 879935), (1540, 804512), (1622, 763840), (1705, 726656), (1736, 713680), (1760, 703948), (1984, 624470), (2170, 570944), (2240, 553102), (2387, 519040), (2464, 502820), (2480, 499576), (2728, 454160), (3080, 402256), (3244, 381920), (3410, 363328), (3472, 356840), (3520, 351974), (3968, 312235), (4055, 305536), (4340, 285472), (4480, 276551), (4774, 259520), (4928, 251410), (4960, 249788), (5456, 227080), (5677, 218240), (6160, 201128), (6488, 190960), (6820, 181664), (6944, 178420), (7040, 175987), (8110, 152768), (8680, 142736), (8921, 138880), (9548, 129760), (9856, 125705), (9920, 124894), (10912, 113540), (11354, 109120), (11935, 103808), (12320, 100564), (12976, 95480), (13640, 90832), (13888, 89210), (16220, 76384), (17360, 71368), (17842, 69440), (19096, 64880), (19840, 62447), (21824, 56770), (22708, 54560), (23870, 51904), (24640, 50282), (25141, 49280), (25952, 47740), (27280, 45416), (27776, 44605), (28385, 43648), (32440, 38192), (34720, 35684)]