1438051480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 3516825600

約数和(自身を除く): 2078774120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 127, 152, 188, 190, 235, 254, 317, 376, 380, 470, 508, 634, 635, 760, 893, 940, 1016, 1268, 1270, 1585, 1786, 1880, 2413, 2536, 2540, 3170, 3572, 4465, 4826, 5080, 5969, 6023, 6340, 7144, 8930, 9652, 11938, 12046, 12065, 12680, 14899, 17860, 19304, 23876, 24092, 24130, 29798, 29845, 30115, 35720, 40259, 47752, 48184, 48260, 59596, 59690, 60230, 74495, 80518, 96520, 113411, 119192, 119380, 120460, 148990, 161036, 201295, 226822, 238760, 240920, 283081, 297980, 322072, 402590, 453644, 566162, 567055, 595960, 764921, 805180, 907288, 1132324, 1134110, 1415405, 1529842, 1610360, 1892173, 2264648, 2268220, 2830810, 3059684, 3784346, 3824605, 4536440, 5661620, 6119368, 7568692, 7649210, 9460865, 11323240, 15137384, 15298420, 18921730, 30596840, 35951287, 37843460, 71902574, 75686920, 143805148, 179756435, 287610296, 359512870, 719025740, 1438051480]

約数ペア:

[(1, 1438051480), (2, 719025740), (4, 359512870), (5, 287610296), (8, 179756435), (10, 143805148), (19, 75686920), (20, 71902574), (38, 37843460), (40, 35951287), (47, 30596840), (76, 18921730), (94, 15298420), (95, 15137384), (127, 11323240), (152, 9460865), (188, 7649210), (190, 7568692), (235, 6119368), (254, 5661620), (317, 4536440), (376, 3824605), (380, 3784346), (470, 3059684), (508, 2830810), (634, 2268220), (635, 2264648), (760, 1892173), (893, 1610360), (940, 1529842), (1016, 1415405), (1268, 1134110), (1270, 1132324), (1585, 907288), (1786, 805180), (1880, 764921), (2413, 595960), (2536, 567055), (2540, 566162), (3170, 453644), (3572, 402590), (4465, 322072), (4826, 297980), (5080, 283081), (5969, 240920), (6023, 238760), (6340, 226822), (7144, 201295), (8930, 161036), (9652, 148990), (11938, 120460), (12046, 119380), (12065, 119192), (12680, 113411), (14899, 96520), (17860, 80518), (19304, 74495), (23876, 60230), (24092, 59690), (24130, 59596), (29798, 48260), (29845, 48184), (30115, 47752), (35720, 40259)]