856888960

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:594

約数の個数: 128

約数和(自身を含む): 2130935040

約数和(自身を除く): 1274046080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 61, 64, 80, 94, 122, 128, 160, 188, 235, 244, 305, 320, 376, 467, 470, 488, 610, 640, 752, 934, 940, 976, 1220, 1504, 1868, 1880, 1952, 2335, 2440, 2867, 3008, 3736, 3760, 3904, 4670, 4880, 5734, 6016, 7472, 7520, 7808, 9340, 9760, 11468, 14335, 14944, 15040, 18680, 19520, 21949, 22936, 28487, 28670, 29888, 30080, 37360, 39040, 43898, 45872, 56974, 57340, 59776, 74720, 87796, 91744, 109745, 113948, 114680, 142435, 149440, 175592, 183488, 219490, 227896, 229360, 284870, 298880, 351184, 366976, 438980, 455792, 458720, 569740, 702368, 877960, 911584, 917440, 1139480, 1338889, 1404736, 1755920, 1823168, 1834880, 2278960, 2677778, 2809472, 3511840, 3646336, 4557920, 5355556, 6694445, 7023680, 9115840, 10711112, 13388890, 14047360, 18231680, 21422224, 26777780, 42844448, 53555560, 85688896, 107111120, 171377792, 214222240, 428444480, 856888960]

約数ペア:

[(1, 856888960), (2, 428444480), (4, 214222240), (5, 171377792), (8, 107111120), (10, 85688896), (16, 53555560), (20, 42844448), (32, 26777780), (40, 21422224), (47, 18231680), (61, 14047360), (64, 13388890), (80, 10711112), (94, 9115840), (122, 7023680), (128, 6694445), (160, 5355556), (188, 4557920), (235, 3646336), (244, 3511840), (305, 2809472), (320, 2677778), (376, 2278960), (467, 1834880), (470, 1823168), (488, 1755920), (610, 1404736), (640, 1338889), (752, 1139480), (934, 917440), (940, 911584), (976, 877960), (1220, 702368), (1504, 569740), (1868, 458720), (1880, 455792), (1952, 438980), (2335, 366976), (2440, 351184), (2867, 298880), (3008, 284870), (3736, 229360), (3760, 227896), (3904, 219490), (4670, 183488), (4880, 175592), (5734, 149440), (6016, 142435), (7472, 114680), (7520, 113948), (7808, 109745), (9340, 91744), (9760, 87796), (11468, 74720), (14335, 59776), (14944, 57340), (15040, 56974), (18680, 45872), (19520, 43898), (21949, 39040), (22936, 37360), (28487, 30080), (28670, 29888)]