168005120

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 160

約数和(自身を含む): 436043520

約数和(自身を除く): 268038400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 73, 80, 116, 124, 128, 145, 146, 155, 160, 232, 248, 256, 290, 292, 310, 320, 365, 464, 496, 512, 580, 584, 620, 640, 730, 899, 928, 992, 1160, 1168, 1240, 1280, 1460, 1798, 1856, 1984, 2117, 2263, 2320, 2336, 2480, 2560, 2920, 3596, 3712, 3968, 4234, 4495, 4526, 4640, 4672, 4960, 5840, 7192, 7424, 7936, 8468, 8990, 9052, 9280, 9344, 9920, 10585, 11315, 11680, 14384, 14848, 15872, 16936, 17980, 18104, 18560, 18688, 19840, 21170, 22630, 23360, 28768, 33872, 35960, 36208, 37120, 37376, 39680, 42340, 45260, 46720, 57536, 65627, 67744, 71920, 72416, 74240, 79360, 84680, 90520, 93440, 115072, 131254, 135488, 143840, 144832, 169360, 181040, 186880, 230144, 262508, 270976, 287680, 289664, 328135, 338720, 362080, 460288, 525016, 541952, 575360, 579328, 656270, 677440, 724160, 1050032, 1083904, 1150720, 1158656, 1312540, 1354880, 1448320, 2100064, 2301440, 2625080, 2709760, 2896640, 4200128, 5250160, 5419520, 5793280, 8400256, 10500320, 16800512, 21000640, 33601024, 42001280, 84002560, 168005120]

約数ペア:

[(1, 168005120), (2, 84002560), (4, 42001280), (5, 33601024), (8, 21000640), (10, 16800512), (16, 10500320), (20, 8400256), (29, 5793280), (31, 5419520), (32, 5250160), (40, 4200128), (58, 2896640), (62, 2709760), (64, 2625080), (73, 2301440), (80, 2100064), (116, 1448320), (124, 1354880), (128, 1312540), (145, 1158656), (146, 1150720), (155, 1083904), (160, 1050032), (232, 724160), (248, 677440), (256, 656270), (290, 579328), (292, 575360), (310, 541952), (320, 525016), (365, 460288), (464, 362080), (496, 338720), (512, 328135), (580, 289664), (584, 287680), (620, 270976), (640, 262508), (730, 230144), (899, 186880), (928, 181040), (992, 169360), (1160, 144832), (1168, 143840), (1240, 135488), (1280, 131254), (1460, 115072), (1798, 93440), (1856, 90520), (1984, 84680), (2117, 79360), (2263, 74240), (2320, 72416), (2336, 71920), (2480, 67744), (2560, 65627), (2920, 57536), (3596, 46720), (3712, 45260), (3968, 42340), (4234, 39680), (4495, 37376), (4526, 37120), (4640, 36208), (4672, 35960), (4960, 33872), (5840, 28768), (7192, 23360), (7424, 22630), (7936, 21170), (8468, 19840), (8990, 18688), (9052, 18560), (9280, 18104), (9344, 17980), (9920, 16936), (10585, 15872), (11315, 14848), (11680, 14384)]