281429760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{883}}^1$

素因数の和:990

約数の個数: 144

約数和(自身を含む): 910675584

約数和(自身を除く): 629245824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 256, 320, 332, 384, 415, 480, 498, 640, 664, 768, 830, 883, 960, 996, 1245, 1280, 1328, 1660, 1766, 1920, 1992, 2490, 2649, 2656, 3320, 3532, 3840, 3984, 4415, 4980, 5298, 5312, 6640, 7064, 7968, 8830, 9960, 10596, 10624, 13245, 13280, 14128, 15936, 17660, 19920, 21192, 21248, 26490, 26560, 28256, 31872, 35320, 39840, 42384, 52980, 53120, 56512, 63744, 70640, 73289, 79680, 84768, 105960, 106240, 113024, 141280, 146578, 159360, 169536, 211920, 219867, 226048, 282560, 293156, 318720, 339072, 366445, 423840, 439734, 565120, 586312, 678144, 732890, 847680, 879468, 1099335, 1130240, 1172624, 1465780, 1695360, 1758936, 2198670, 2345248, 2931560, 3390720, 3517872, 4397340, 4690496, 5863120, 7035744, 8794680, 9380992, 11726240, 14071488, 17589360, 18761984, 23452480, 28142976, 35178720, 46904960, 56285952, 70357440, 93809920, 140714880, 281429760]

約数ペア:

[(1, 281429760), (2, 140714880), (3, 93809920), (4, 70357440), (5, 56285952), (6, 46904960), (8, 35178720), (10, 28142976), (12, 23452480), (15, 18761984), (16, 17589360), (20, 14071488), (24, 11726240), (30, 9380992), (32, 8794680), (40, 7035744), (48, 5863120), (60, 4690496), (64, 4397340), (80, 3517872), (83, 3390720), (96, 2931560), (120, 2345248), (128, 2198670), (160, 1758936), (166, 1695360), (192, 1465780), (240, 1172624), (249, 1130240), (256, 1099335), (320, 879468), (332, 847680), (384, 732890), (415, 678144), (480, 586312), (498, 565120), (640, 439734), (664, 423840), (768, 366445), (830, 339072), (883, 318720), (960, 293156), (996, 282560), (1245, 226048), (1280, 219867), (1328, 211920), (1660, 169536), (1766, 159360), (1920, 146578), (1992, 141280), (2490, 113024), (2649, 106240), (2656, 105960), (3320, 84768), (3532, 79680), (3840, 73289), (3984, 70640), (4415, 63744), (4980, 56512), (5298, 53120), (5312, 52980), (6640, 42384), (7064, 39840), (7968, 35320), (8830, 31872), (9960, 28256), (10596, 26560), (10624, 26490), (13245, 21248), (13280, 21192), (14128, 19920), (15936, 17660)]