162947840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 434439936

約数和(自身を除く): 271492096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 142, 160, 163, 176, 220, 256, 284, 320, 326, 352, 355, 440, 568, 640, 652, 704, 710, 781, 815, 880, 1136, 1280, 1304, 1408, 1420, 1562, 1630, 1760, 1793, 2272, 2608, 2816, 2840, 3124, 3260, 3520, 3586, 3905, 4544, 5216, 5680, 6248, 6520, 7040, 7172, 7810, 8965, 9088, 10432, 11360, 11573, 12496, 13040, 14080, 14344, 15620, 17930, 18176, 20864, 22720, 23146, 24992, 26080, 28688, 31240, 35860, 41728, 45440, 46292, 49984, 52160, 57376, 57865, 62480, 71720, 90880, 92584, 99968, 104320, 114752, 115730, 124960, 127303, 143440, 185168, 199936, 208640, 229504, 231460, 249920, 254606, 286880, 370336, 459008, 462920, 499840, 509212, 573760, 636515, 740672, 925840, 999680, 1018424, 1147520, 1273030, 1481344, 1851680, 2036848, 2295040, 2546060, 2962688, 3703360, 4073696, 5092120, 7406720, 8147392, 10184240, 14813440, 16294784, 20368480, 32589568, 40736960, 81473920, 162947840]

約数ペア:

[(1, 162947840), (2, 81473920), (4, 40736960), (5, 32589568), (8, 20368480), (10, 16294784), (11, 14813440), (16, 10184240), (20, 8147392), (22, 7406720), (32, 5092120), (40, 4073696), (44, 3703360), (55, 2962688), (64, 2546060), (71, 2295040), (80, 2036848), (88, 1851680), (110, 1481344), (128, 1273030), (142, 1147520), (160, 1018424), (163, 999680), (176, 925840), (220, 740672), (256, 636515), (284, 573760), (320, 509212), (326, 499840), (352, 462920), (355, 459008), (440, 370336), (568, 286880), (640, 254606), (652, 249920), (704, 231460), (710, 229504), (781, 208640), (815, 199936), (880, 185168), (1136, 143440), (1280, 127303), (1304, 124960), (1408, 115730), (1420, 114752), (1562, 104320), (1630, 99968), (1760, 92584), (1793, 90880), (2272, 71720), (2608, 62480), (2816, 57865), (2840, 57376), (3124, 52160), (3260, 49984), (3520, 46292), (3586, 45440), (3905, 41728), (4544, 35860), (5216, 31240), (5680, 28688), (6248, 26080), (6520, 24992), (7040, 23146), (7172, 22720), (7810, 20864), (8965, 18176), (9088, 17930), (10432, 15620), (11360, 14344), (11573, 14080), (12496, 13040)]