299854720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:444

約数の個数: 128

約数和(自身を含む): 789626880

約数和(自身を除く): 489772160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 191, 220, 223, 320, 352, 382, 440, 446, 640, 704, 764, 880, 892, 955, 1115, 1408, 1528, 1760, 1784, 1910, 2101, 2230, 2453, 3056, 3520, 3568, 3820, 4202, 4460, 4906, 6112, 7040, 7136, 7640, 8404, 8920, 9812, 10505, 12224, 12265, 14272, 15280, 16808, 17840, 19624, 21010, 24448, 24530, 28544, 30560, 33616, 35680, 39248, 42020, 42593, 49060, 61120, 67232, 71360, 78496, 84040, 85186, 98120, 122240, 134464, 142720, 156992, 168080, 170372, 196240, 212965, 268928, 313984, 336160, 340744, 392480, 425930, 468523, 672320, 681488, 784960, 851860, 937046, 1344640, 1362976, 1569920, 1703720, 1874092, 2342615, 2725952, 3407440, 3748184, 4685230, 5451904, 6814880, 7496368, 9370460, 13629760, 14992736, 18740920, 27259520, 29985472, 37481840, 59970944, 74963680, 149927360, 299854720]

約数ペア:

[(1, 299854720), (2, 149927360), (4, 74963680), (5, 59970944), (8, 37481840), (10, 29985472), (11, 27259520), (16, 18740920), (20, 14992736), (22, 13629760), (32, 9370460), (40, 7496368), (44, 6814880), (55, 5451904), (64, 4685230), (80, 3748184), (88, 3407440), (110, 2725952), (128, 2342615), (160, 1874092), (176, 1703720), (191, 1569920), (220, 1362976), (223, 1344640), (320, 937046), (352, 851860), (382, 784960), (440, 681488), (446, 672320), (640, 468523), (704, 425930), (764, 392480), (880, 340744), (892, 336160), (955, 313984), (1115, 268928), (1408, 212965), (1528, 196240), (1760, 170372), (1784, 168080), (1910, 156992), (2101, 142720), (2230, 134464), (2453, 122240), (3056, 98120), (3520, 85186), (3568, 84040), (3820, 78496), (4202, 71360), (4460, 67232), (4906, 61120), (6112, 49060), (7040, 42593), (7136, 42020), (7640, 39248), (8404, 35680), (8920, 33616), (9812, 30560), (10505, 28544), (12224, 24530), (12265, 24448), (14272, 21010), (15280, 19624), (16808, 17840)]