30720360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:116

約数の個数: 192

約数和(自身を含む): 109408320

約数和(自身を除く): 78687960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 37, 40, 44, 51, 55, 60, 66, 68, 74, 85, 88, 102, 110, 111, 120, 132, 136, 148, 165, 170, 185, 187, 204, 220, 222, 255, 264, 296, 330, 340, 370, 374, 407, 408, 440, 444, 510, 555, 561, 629, 660, 680, 740, 748, 814, 888, 935, 1020, 1110, 1122, 1221, 1258, 1320, 1369, 1480, 1496, 1628, 1870, 1887, 2035, 2040, 2220, 2244, 2442, 2516, 2738, 2805, 3145, 3256, 3740, 3774, 4070, 4107, 4440, 4488, 4884, 5032, 5476, 5610, 6105, 6290, 6845, 6919, 7480, 7548, 8140, 8214, 9435, 9768, 10952, 11220, 12210, 12580, 13690, 13838, 15059, 15096, 16280, 16428, 18870, 20535, 20757, 22440, 23273, 24420, 25160, 27380, 27676, 30118, 32856, 34595, 37740, 41070, 41514, 45177, 46546, 48840, 54760, 55352, 60236, 69190, 69819, 75295, 75480, 82140, 83028, 90354, 93092, 103785, 116365, 120472, 138380, 139638, 150590, 164280, 166056, 180708, 186184, 207570, 225885, 232730, 256003, 276760, 279276, 301180, 349095, 361416, 415140, 451770, 465460, 512006, 558552, 602360, 698190, 768009, 830280, 903540, 930920, 1024012, 1280015, 1396380, 1536018, 1807080, 2048024, 2560030, 2792760, 3072036, 3840045, 5120060, 6144072, 7680090, 10240120, 15360180, 30720360]

約数ペア:

[(1, 30720360), (2, 15360180), (3, 10240120), (4, 7680090), (5, 6144072), (6, 5120060), (8, 3840045), (10, 3072036), (11, 2792760), (12, 2560030), (15, 2048024), (17, 1807080), (20, 1536018), (22, 1396380), (24, 1280015), (30, 1024012), (33, 930920), (34, 903540), (37, 830280), (40, 768009), (44, 698190), (51, 602360), (55, 558552), (60, 512006), (66, 465460), (68, 451770), (74, 415140), (85, 361416), (88, 349095), (102, 301180), (110, 279276), (111, 276760), (120, 256003), (132, 232730), (136, 225885), (148, 207570), (165, 186184), (170, 180708), (185, 166056), (187, 164280), (204, 150590), (220, 139638), (222, 138380), (255, 120472), (264, 116365), (296, 103785), (330, 93092), (340, 90354), (370, 83028), (374, 82140), (407, 75480), (408, 75295), (440, 69819), (444, 69190), (510, 60236), (555, 55352), (561, 54760), (629, 48840), (660, 46546), (680, 45177), (740, 41514), (748, 41070), (814, 37740), (888, 34595), (935, 32856), (1020, 30118), (1110, 27676), (1122, 27380), (1221, 25160), (1258, 24420), (1320, 23273), (1369, 22440), (1480, 20757), (1496, 20535), (1628, 18870), (1870, 16428), (1887, 16280), (2035, 15096), (2040, 15059), (2220, 13838), (2244, 13690), (2442, 12580), (2516, 12210), (2738, 11220), (2805, 10952), (3145, 9768), (3256, 9435), (3740, 8214), (3774, 8140), (4070, 7548), (4107, 7480), (4440, 6919), (4488, 6845), (4884, 6290), (5032, 6105), (5476, 5610)]