166140160

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 423843840

約数和(自身を除く): 257703680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 79, 80, 106, 124, 128, 155, 158, 160, 212, 248, 256, 265, 310, 316, 320, 395, 424, 496, 530, 620, 632, 640, 790, 848, 992, 1060, 1240, 1264, 1280, 1580, 1643, 1696, 1984, 2120, 2449, 2480, 2528, 3160, 3286, 3392, 3968, 4187, 4240, 4898, 4960, 5056, 6320, 6572, 6784, 7936, 8215, 8374, 8480, 9796, 9920, 10112, 12245, 12640, 13144, 13568, 16430, 16748, 16960, 19592, 19840, 20224, 20935, 24490, 25280, 26288, 32860, 33496, 33920, 39184, 39680, 41870, 48980, 50560, 52576, 65720, 66992, 67840, 78368, 83740, 97960, 101120, 105152, 129797, 131440, 133984, 156736, 167480, 195920, 210304, 259594, 262880, 267968, 313472, 334960, 391840, 420608, 519188, 525760, 535936, 626944, 648985, 669920, 783680, 1038376, 1051520, 1071872, 1297970, 1339840, 1567360, 2076752, 2103040, 2595940, 2679680, 3134720, 4153504, 5191880, 5359360, 8307008, 10383760, 16614016, 20767520, 33228032, 41535040, 83070080, 166140160]

約数ペア:

[(1, 166140160), (2, 83070080), (4, 41535040), (5, 33228032), (8, 20767520), (10, 16614016), (16, 10383760), (20, 8307008), (31, 5359360), (32, 5191880), (40, 4153504), (53, 3134720), (62, 2679680), (64, 2595940), (79, 2103040), (80, 2076752), (106, 1567360), (124, 1339840), (128, 1297970), (155, 1071872), (158, 1051520), (160, 1038376), (212, 783680), (248, 669920), (256, 648985), (265, 626944), (310, 535936), (316, 525760), (320, 519188), (395, 420608), (424, 391840), (496, 334960), (530, 313472), (620, 267968), (632, 262880), (640, 259594), (790, 210304), (848, 195920), (992, 167480), (1060, 156736), (1240, 133984), (1264, 131440), (1280, 129797), (1580, 105152), (1643, 101120), (1696, 97960), (1984, 83740), (2120, 78368), (2449, 67840), (2480, 66992), (2528, 65720), (3160, 52576), (3286, 50560), (3392, 48980), (3968, 41870), (4187, 39680), (4240, 39184), (4898, 33920), (4960, 33496), (5056, 32860), (6320, 26288), (6572, 25280), (6784, 24490), (7936, 20935), (8215, 20224), (8374, 19840), (8480, 19592), (9796, 16960), (9920, 16748), (10112, 16430), (12245, 13568), (12640, 13144)]