40280407680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{10601}}^1$

素因数の和:12602

約数の個数: 128

約数和(自身を含む): 128470795200

約数和(自身を除く): 88190387520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 1979, 3958, 5937, 7916, 9895, 10601, 11874, 15832, 19790, 21202, 23748, 29685, 31664, 31803, 39580, 42404, 47496, 53005, 59370, 63328, 63606, 79160, 84808, 94992, 106010, 118740, 126656, 127212, 158320, 159015, 169616, 189984, 212020, 237480, 253312, 254424, 316640, 318030, 339232, 379968, 424040, 474960, 508848, 633280, 636060, 678464, 759936, 848080, 949920, 1017696, 1266560, 1272120, 1356928, 1696160, 1899840, 2035392, 2544240, 3392320, 3799680, 4070784, 5088480, 6784640, 10176960, 20353920, 20979379, 41958758, 62938137, 83917516, 104896895, 125876274, 167835032, 209793790, 251752548, 314690685, 335670064, 419587580, 503505096, 629381370, 671340128, 839175160, 1007010192, 1258762740, 1342680256, 1678350320, 2014020384, 2517525480, 2685360512, 3356700640, 4028040768, 5035050960, 6713401280, 8056081536, 10070101920, 13426802560, 20140203840, 40280407680]

約数ペア:

[(1, 40280407680), (2, 20140203840), (3, 13426802560), (4, 10070101920), (5, 8056081536), (6, 6713401280), (8, 5035050960), (10, 4028040768), (12, 3356700640), (15, 2685360512), (16, 2517525480), (20, 2014020384), (24, 1678350320), (30, 1342680256), (32, 1258762740), (40, 1007010192), (48, 839175160), (60, 671340128), (64, 629381370), (80, 503505096), (96, 419587580), (120, 335670064), (128, 314690685), (160, 251752548), (192, 209793790), (240, 167835032), (320, 125876274), (384, 104896895), (480, 83917516), (640, 62938137), (960, 41958758), (1920, 20979379), (1979, 20353920), (3958, 10176960), (5937, 6784640), (7916, 5088480), (9895, 4070784), (10601, 3799680), (11874, 3392320), (15832, 2544240), (19790, 2035392), (21202, 1899840), (23748, 1696160), (29685, 1356928), (31664, 1272120), (31803, 1266560), (39580, 1017696), (42404, 949920), (47496, 848080), (53005, 759936), (59370, 678464), (63328, 636060), (63606, 633280), (79160, 508848), (84808, 474960), (94992, 424040), (106010, 379968), (118740, 339232), (126656, 318030), (127212, 316640), (158320, 254424), (159015, 253312), (169616, 237480), (189984, 212020)]