289691280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12979}}^1$

素因数の和:13029

約数の個数: 120

約数和(自身を含む): 1004340480

約数和(自身を除く): 714649200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 12979, 22320, 25958, 38937, 51916, 64895, 77874, 103832, 116811, 129790, 155748, 194685, 207664, 233622, 259580, 311496, 389370, 402349, 467244, 519160, 584055, 622992, 778740, 804698, 934488, 1038320, 1168110, 1207047, 1557480, 1609396, 1868976, 2011745, 2336220, 2414094, 3114960, 3218792, 3621141, 4023490, 4672440, 4828188, 6035235, 6437584, 7242282, 8046980, 9344880, 9656376, 12070470, 14484564, 16093960, 18105705, 19312752, 24140940, 28969128, 32187920, 36211410, 48281880, 57938256, 72422820, 96563760, 144845640, 289691280]

約数ペア:

[(1, 289691280), (2, 144845640), (3, 96563760), (4, 72422820), (5, 57938256), (6, 48281880), (8, 36211410), (9, 32187920), (10, 28969128), (12, 24140940), (15, 19312752), (16, 18105705), (18, 16093960), (20, 14484564), (24, 12070470), (30, 9656376), (31, 9344880), (36, 8046980), (40, 7242282), (45, 6437584), (48, 6035235), (60, 4828188), (62, 4672440), (72, 4023490), (80, 3621141), (90, 3218792), (93, 3114960), (120, 2414094), (124, 2336220), (144, 2011745), (155, 1868976), (180, 1609396), (186, 1557480), (240, 1207047), (248, 1168110), (279, 1038320), (310, 934488), (360, 804698), (372, 778740), (465, 622992), (496, 584055), (558, 519160), (620, 467244), (720, 402349), (744, 389370), (930, 311496), (1116, 259580), (1240, 233622), (1395, 207664), (1488, 194685), (1860, 155748), (2232, 129790), (2480, 116811), (2790, 103832), (3720, 77874), (4464, 64895), (5580, 51916), (7440, 38937), (11160, 25958), (12979, 22320)]