1871932160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:950

約数の個数: 144

約数和(自身を含む): 5147053632

約数和(自身を除く): 3275121472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 401, 448, 521, 560, 640, 802, 896, 1042, 1120, 1280, 1604, 1792, 2005, 2084, 2240, 2605, 2807, 3208, 3647, 4010, 4168, 4480, 5210, 5614, 6416, 7294, 8020, 8336, 8960, 10420, 11228, 12832, 14035, 14588, 16040, 16672, 18235, 20840, 22456, 25664, 28070, 29176, 32080, 33344, 36470, 41680, 44912, 51328, 56140, 58352, 64160, 66688, 72940, 83360, 89824, 102656, 112280, 116704, 128320, 133376, 145880, 166720, 179648, 208921, 224560, 233408, 256640, 291760, 333440, 359296, 417842, 449120, 466816, 513280, 583520, 666880, 718592, 835684, 898240, 933632, 1044605, 1167040, 1462447, 1671368, 1796480, 2089210, 2334080, 2924894, 3342736, 3592960, 4178420, 4668160, 5849788, 6685472, 7312235, 8356840, 11699576, 13370944, 14624470, 16713680, 23399152, 26741888, 29248940, 33427360, 46798304, 53483776, 58497880, 66854720, 93596608, 116995760, 133709440, 187193216, 233991520, 267418880, 374386432, 467983040, 935966080, 1871932160]

約数ペア:

[(1, 1871932160), (2, 935966080), (4, 467983040), (5, 374386432), (7, 267418880), (8, 233991520), (10, 187193216), (14, 133709440), (16, 116995760), (20, 93596608), (28, 66854720), (32, 58497880), (35, 53483776), (40, 46798304), (56, 33427360), (64, 29248940), (70, 26741888), (80, 23399152), (112, 16713680), (128, 14624470), (140, 13370944), (160, 11699576), (224, 8356840), (256, 7312235), (280, 6685472), (320, 5849788), (401, 4668160), (448, 4178420), (521, 3592960), (560, 3342736), (640, 2924894), (802, 2334080), (896, 2089210), (1042, 1796480), (1120, 1671368), (1280, 1462447), (1604, 1167040), (1792, 1044605), (2005, 933632), (2084, 898240), (2240, 835684), (2605, 718592), (2807, 666880), (3208, 583520), (3647, 513280), (4010, 466816), (4168, 449120), (4480, 417842), (5210, 359296), (5614, 333440), (6416, 291760), (7294, 256640), (8020, 233408), (8336, 224560), (8960, 208921), (10420, 179648), (11228, 166720), (12832, 145880), (14035, 133376), (14588, 128320), (16040, 116704), (16672, 112280), (18235, 102656), (20840, 89824), (22456, 83360), (25664, 72940), (28070, 66688), (29176, 64160), (32080, 58352), (33344, 56140), (36470, 51328), (41680, 44912)]