471031040

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^2\times {\mathrm{73}}^1$

素因数の和:236

約数の個数: 108

約数和(自身を含む): 1160057892

約数和(自身を除く): 689026852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 73, 80, 128, 142, 146, 160, 256, 284, 292, 320, 355, 365, 568, 584, 640, 710, 730, 1136, 1168, 1280, 1420, 1460, 2272, 2336, 2840, 2920, 4544, 4672, 5041, 5183, 5680, 5840, 9088, 9344, 10082, 10366, 11360, 11680, 18176, 18688, 20164, 20732, 22720, 23360, 25205, 25915, 40328, 41464, 45440, 46720, 50410, 51830, 80656, 82928, 90880, 93440, 100820, 103660, 161312, 165856, 201640, 207320, 322624, 331712, 367993, 403280, 414640, 645248, 663424, 735986, 806560, 829280, 1290496, 1326848, 1471972, 1613120, 1658560, 1839965, 2943944, 3226240, 3317120, 3679930, 5887888, 6452480, 6634240, 7359860, 11775776, 14719720, 23551552, 29439440, 47103104, 58878880, 94206208, 117757760, 235515520, 471031040]

約数ペア:

[(1, 471031040), (2, 235515520), (4, 117757760), (5, 94206208), (8, 58878880), (10, 47103104), (16, 29439440), (20, 23551552), (32, 14719720), (40, 11775776), (64, 7359860), (71, 6634240), (73, 6452480), (80, 5887888), (128, 3679930), (142, 3317120), (146, 3226240), (160, 2943944), (256, 1839965), (284, 1658560), (292, 1613120), (320, 1471972), (355, 1326848), (365, 1290496), (568, 829280), (584, 806560), (640, 735986), (710, 663424), (730, 645248), (1136, 414640), (1168, 403280), (1280, 367993), (1420, 331712), (1460, 322624), (2272, 207320), (2336, 201640), (2840, 165856), (2920, 161312), (4544, 103660), (4672, 100820), (5041, 93440), (5183, 90880), (5680, 82928), (5840, 80656), (9088, 51830), (9344, 50410), (10082, 46720), (10366, 45440), (11360, 41464), (11680, 40328), (18176, 25915), (18688, 25205), (20164, 23360), (20732, 22720)]