281431872

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:777

約数の個数: 168

約数和(自身を含む): 876205512

約数和(自身を除く): 594773640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 41, 48, 51, 64, 68, 72, 82, 96, 102, 123, 136, 144, 153, 164, 192, 204, 246, 272, 288, 306, 328, 369, 408, 492, 544, 576, 612, 656, 697, 701, 738, 816, 984, 1088, 1224, 1312, 1394, 1402, 1476, 1632, 1968, 2091, 2103, 2448, 2624, 2788, 2804, 2952, 3264, 3936, 4182, 4206, 4896, 5576, 5608, 5904, 6273, 6309, 7872, 8364, 8412, 9792, 11152, 11216, 11808, 11917, 12546, 12618, 16728, 16824, 22304, 22432, 23616, 23834, 25092, 25236, 28741, 33456, 33648, 35751, 44608, 44864, 47668, 50184, 50472, 57482, 66912, 67296, 71502, 86223, 95336, 100368, 100944, 107253, 114964, 133824, 134592, 143004, 172446, 190672, 200736, 201888, 214506, 229928, 258669, 286008, 344892, 381344, 401472, 403776, 429012, 459856, 488597, 517338, 572016, 689784, 762688, 858024, 919712, 977194, 1034676, 1144032, 1379568, 1465791, 1716048, 1839424, 1954388, 2069352, 2288064, 2759136, 2931582, 3432096, 3908776, 4138704, 4397373, 5518272, 5863164, 6864192, 7817552, 8277408, 8794746, 11726328, 15635104, 16554816, 17589492, 23452656, 31270208, 35178984, 46905312, 70357968, 93810624, 140715936, 281431872]

約数ペア:

[(1, 281431872), (2, 140715936), (3, 93810624), (4, 70357968), (6, 46905312), (8, 35178984), (9, 31270208), (12, 23452656), (16, 17589492), (17, 16554816), (18, 15635104), (24, 11726328), (32, 8794746), (34, 8277408), (36, 7817552), (41, 6864192), (48, 5863164), (51, 5518272), (64, 4397373), (68, 4138704), (72, 3908776), (82, 3432096), (96, 2931582), (102, 2759136), (123, 2288064), (136, 2069352), (144, 1954388), (153, 1839424), (164, 1716048), (192, 1465791), (204, 1379568), (246, 1144032), (272, 1034676), (288, 977194), (306, 919712), (328, 858024), (369, 762688), (408, 689784), (492, 572016), (544, 517338), (576, 488597), (612, 459856), (656, 429012), (697, 403776), (701, 401472), (738, 381344), (816, 344892), (984, 286008), (1088, 258669), (1224, 229928), (1312, 214506), (1394, 201888), (1402, 200736), (1476, 190672), (1632, 172446), (1968, 143004), (2091, 134592), (2103, 133824), (2448, 114964), (2624, 107253), (2788, 100944), (2804, 100368), (2952, 95336), (3264, 86223), (3936, 71502), (4182, 67296), (4206, 66912), (4896, 57482), (5576, 50472), (5608, 50184), (5904, 47668), (6273, 44864), (6309, 44608), (7872, 35751), (8364, 33648), (8412, 33456), (9792, 28741), (11152, 25236), (11216, 25092), (11808, 23834), (11917, 23616), (12546, 22432), (12618, 22304), (16728, 16824)]