21569206440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{14143}}^1$

素因数の和:14407

約数の個数: 128

約数和(自身を含む): 65990246400

約数和(自身を除く): 44421039960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 179, 213, 284, 355, 358, 426, 537, 568, 710, 716, 852, 895, 1065, 1074, 1420, 1432, 1704, 1790, 2130, 2148, 2685, 2840, 3580, 4260, 4296, 5370, 7160, 8520, 10740, 12709, 14143, 21480, 25418, 28286, 38127, 42429, 50836, 56572, 63545, 70715, 76254, 84858, 101672, 113144, 127090, 141430, 152508, 169716, 190635, 212145, 254180, 282860, 305016, 339432, 381270, 424290, 508360, 565720, 762540, 848580, 1004153, 1525080, 1697160, 2008306, 2531597, 3012459, 4016612, 5020765, 5063194, 6024918, 7594791, 8033224, 10041530, 10126388, 12049836, 12657985, 15062295, 15189582, 20083060, 20252776, 24099672, 25315970, 30124590, 30379164, 37973955, 40166120, 50631940, 60249180, 60758328, 75947910, 101263880, 120498360, 151895820, 179743387, 303791640, 359486774, 539230161, 718973548, 898716935, 1078460322, 1437947096, 1797433870, 2156920644, 2696150805, 3594867740, 4313841288, 5392301610, 7189735480, 10784603220, 21569206440]

約数ペア:

[(1, 21569206440), (2, 10784603220), (3, 7189735480), (4, 5392301610), (5, 4313841288), (6, 3594867740), (8, 2696150805), (10, 2156920644), (12, 1797433870), (15, 1437947096), (20, 1078460322), (24, 898716935), (30, 718973548), (40, 539230161), (60, 359486774), (71, 303791640), (120, 179743387), (142, 151895820), (179, 120498360), (213, 101263880), (284, 75947910), (355, 60758328), (358, 60249180), (426, 50631940), (537, 40166120), (568, 37973955), (710, 30379164), (716, 30124590), (852, 25315970), (895, 24099672), (1065, 20252776), (1074, 20083060), (1420, 15189582), (1432, 15062295), (1704, 12657985), (1790, 12049836), (2130, 10126388), (2148, 10041530), (2685, 8033224), (2840, 7594791), (3580, 6024918), (4260, 5063194), (4296, 5020765), (5370, 4016612), (7160, 3012459), (8520, 2531597), (10740, 2008306), (12709, 1697160), (14143, 1525080), (21480, 1004153), (25418, 848580), (28286, 762540), (38127, 565720), (42429, 508360), (50836, 424290), (56572, 381270), (63545, 339432), (70715, 305016), (76254, 282860), (84858, 254180), (101672, 212145), (113144, 190635), (127090, 169716), (141430, 152508)]