755221120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1$

素因数の和:570

約数の個数: 128

約数和(自身を含む): 1916784000

約数和(自身を除く): 1161562880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 173, 190, 304, 320, 346, 359, 380, 608, 640, 692, 718, 760, 865, 1216, 1384, 1436, 1520, 1730, 1795, 2432, 2768, 2872, 3040, 3287, 3460, 3590, 5536, 5744, 6080, 6574, 6821, 6920, 7180, 11072, 11488, 12160, 13148, 13642, 13840, 14360, 16435, 22144, 22976, 26296, 27284, 27680, 28720, 32870, 34105, 45952, 52592, 54568, 55360, 57440, 62107, 65740, 68210, 105184, 109136, 110720, 114880, 124214, 131480, 136420, 210368, 218272, 229760, 248428, 262960, 272840, 310535, 420736, 436544, 496856, 525920, 545680, 621070, 873088, 993712, 1051840, 1091360, 1180033, 1242140, 1987424, 2103680, 2182720, 2360066, 2484280, 3974848, 4365440, 4720132, 4968560, 5900165, 7949696, 9440264, 9937120, 11800330, 18880528, 19874240, 23600660, 37761056, 39748480, 47201320, 75522112, 94402640, 151044224, 188805280, 377610560, 755221120]

約数ペア:

[(1, 755221120), (2, 377610560), (4, 188805280), (5, 151044224), (8, 94402640), (10, 75522112), (16, 47201320), (19, 39748480), (20, 37761056), (32, 23600660), (38, 19874240), (40, 18880528), (64, 11800330), (76, 9937120), (80, 9440264), (95, 7949696), (128, 5900165), (152, 4968560), (160, 4720132), (173, 4365440), (190, 3974848), (304, 2484280), (320, 2360066), (346, 2182720), (359, 2103680), (380, 1987424), (608, 1242140), (640, 1180033), (692, 1091360), (718, 1051840), (760, 993712), (865, 873088), (1216, 621070), (1384, 545680), (1436, 525920), (1520, 496856), (1730, 436544), (1795, 420736), (2432, 310535), (2768, 272840), (2872, 262960), (3040, 248428), (3287, 229760), (3460, 218272), (3590, 210368), (5536, 136420), (5744, 131480), (6080, 124214), (6574, 114880), (6821, 110720), (6920, 109136), (7180, 105184), (11072, 68210), (11488, 65740), (12160, 62107), (13148, 57440), (13642, 55360), (13840, 54568), (14360, 52592), (16435, 45952), (22144, 34105), (22976, 32870), (26296, 28720), (27284, 27680)]