249474360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 778752000

約数和(自身を除く): 529277640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 199, 248, 310, 337, 372, 398, 465, 597, 620, 674, 744, 796, 930, 995, 1011, 1194, 1240, 1348, 1592, 1685, 1860, 1990, 2022, 2388, 2696, 2985, 3370, 3720, 3980, 4044, 4776, 5055, 5970, 6169, 6740, 7960, 8088, 10110, 10447, 11940, 12338, 13480, 18507, 20220, 20894, 23880, 24676, 30845, 31341, 37014, 40440, 41788, 49352, 52235, 61690, 62682, 67063, 74028, 83576, 92535, 104470, 123380, 125364, 134126, 148056, 156705, 185070, 201189, 208940, 246760, 250728, 268252, 313410, 335315, 370140, 402378, 417880, 536504, 626820, 670630, 740280, 804756, 1005945, 1253640, 1341260, 1609512, 2011890, 2078953, 2682520, 4023780, 4157906, 6236859, 8047560, 8315812, 10394765, 12473718, 16631624, 20789530, 24947436, 31184295, 41579060, 49894872, 62368590, 83158120, 124737180, 249474360]

約数ペア:

[(1, 249474360), (2, 124737180), (3, 83158120), (4, 62368590), (5, 49894872), (6, 41579060), (8, 31184295), (10, 24947436), (12, 20789530), (15, 16631624), (20, 12473718), (24, 10394765), (30, 8315812), (31, 8047560), (40, 6236859), (60, 4157906), (62, 4023780), (93, 2682520), (120, 2078953), (124, 2011890), (155, 1609512), (186, 1341260), (199, 1253640), (248, 1005945), (310, 804756), (337, 740280), (372, 670630), (398, 626820), (465, 536504), (597, 417880), (620, 402378), (674, 370140), (744, 335315), (796, 313410), (930, 268252), (995, 250728), (1011, 246760), (1194, 208940), (1240, 201189), (1348, 185070), (1592, 156705), (1685, 148056), (1860, 134126), (1990, 125364), (2022, 123380), (2388, 104470), (2696, 92535), (2985, 83576), (3370, 74028), (3720, 67063), (3980, 62682), (4044, 61690), (4776, 52235), (5055, 49352), (5970, 41788), (6169, 40440), (6740, 37014), (7960, 31341), (8088, 30845), (10110, 24676), (10447, 23880), (11940, 20894), (12338, 20220), (13480, 18507)]