81406248

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 256

約数和(自身を含む): 276480000

約数和(自身を除く): 195073752

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 29, 31, 33, 42, 44, 49, 56, 58, 62, 66, 77, 84, 87, 88, 93, 98, 116, 124, 132, 147, 154, 168, 174, 186, 196, 203, 217, 231, 232, 248, 264, 294, 308, 319, 341, 343, 348, 372, 392, 406, 434, 462, 539, 588, 609, 616, 638, 651, 682, 686, 696, 744, 812, 868, 899, 924, 957, 1023, 1029, 1078, 1176, 1218, 1276, 1302, 1364, 1372, 1421, 1519, 1617, 1624, 1736, 1798, 1848, 1914, 2046, 2058, 2156, 2233, 2387, 2436, 2552, 2604, 2697, 2728, 2744, 2842, 3038, 3234, 3596, 3773, 3828, 4092, 4116, 4263, 4312, 4466, 4557, 4774, 4872, 5208, 5394, 5684, 6076, 6293, 6468, 6699, 7161, 7192, 7546, 7656, 8184, 8232, 8526, 8932, 9114, 9548, 9889, 9947, 10633, 10788, 11319, 11368, 12152, 12586, 12936, 13398, 14322, 15092, 15631, 16709, 17052, 17864, 18228, 18879, 19096, 19778, 19894, 21266, 21576, 22638, 25172, 26796, 28644, 29667, 29841, 30184, 31262, 31899, 33418, 34104, 36456, 37758, 39556, 39788, 42532, 44051, 45276, 46893, 50127, 50344, 53592, 57288, 59334, 59682, 62524, 63798, 66836, 69223, 75516, 79112, 79576, 85064, 88102, 90552, 93786, 100254, 109417, 116963, 118668, 119364, 125048, 127596, 132153, 133672, 138446, 151032, 176204, 187572, 200508, 207669, 218834, 233926, 237336, 238728, 255192, 264306, 276892, 308357, 328251, 350889, 352408, 375144, 401016, 415338, 437668, 467852, 484561, 528612, 553784, 616714, 656502, 701778, 830676, 875336, 925071, 935704, 969122, 1057224, 1233428, 1313004, 1403556, 1453683, 1661352, 1850142, 1938244, 2466856, 2626008, 2807112, 2907366, 3391927, 3700284, 3876488, 5814732, 6783854, 7400568, 10175781, 11629464, 13567708, 20351562, 27135416, 40703124, 81406248]

約数ペア:

[(1, 81406248), (2, 40703124), (3, 27135416), (4, 20351562), (6, 13567708), (7, 11629464), (8, 10175781), (11, 7400568), (12, 6783854), (14, 5814732), (21, 3876488), (22, 3700284), (24, 3391927), (28, 2907366), (29, 2807112), (31, 2626008), (33, 2466856), (42, 1938244), (44, 1850142), (49, 1661352), (56, 1453683), (58, 1403556), (62, 1313004), (66, 1233428), (77, 1057224), (84, 969122), (87, 935704), (88, 925071), (93, 875336), (98, 830676), (116, 701778), (124, 656502), (132, 616714), (147, 553784), (154, 528612), (168, 484561), (174, 467852), (186, 437668), (196, 415338), (203, 401016), (217, 375144), (231, 352408), (232, 350889), (248, 328251), (264, 308357), (294, 276892), (308, 264306), (319, 255192), (341, 238728), (343, 237336), (348, 233926), (372, 218834), (392, 207669), (406, 200508), (434, 187572), (462, 176204), (539, 151032), (588, 138446), (609, 133672), (616, 132153), (638, 127596), (651, 125048), (682, 119364), (686, 118668), (696, 116963), (744, 109417), (812, 100254), (868, 93786), (899, 90552), (924, 88102), (957, 85064), (1023, 79576), (1029, 79112), (1078, 75516), (1176, 69223), (1218, 66836), (1276, 63798), (1302, 62524), (1364, 59682), (1372, 59334), (1421, 57288), (1519, 53592), (1617, 50344), (1624, 50127), (1736, 46893), (1798, 45276), (1848, 44051), (1914, 42532), (2046, 39788), (2058, 39556), (2156, 37758), (2233, 36456), (2387, 34104), (2436, 33418), (2552, 31899), (2604, 31262), (2697, 30184), (2728, 29841), (2744, 29667), (2842, 28644), (3038, 26796), (3234, 25172), (3596, 22638), (3773, 21576), (3828, 21266), (4092, 19894), (4116, 19778), (4263, 19096), (4312, 18879), (4466, 18228), (4557, 17864), (4774, 17052), (4872, 16709), (5208, 15631), (5394, 15092), (5684, 14322), (6076, 13398), (6293, 12936), (6468, 12586), (6699, 12152), (7161, 11368), (7192, 11319), (7546, 10788), (7656, 10633), (8184, 9947), (8232, 9889), (8526, 9548), (8932, 9114)]