258399280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 627102720

約数和(自身を除く): 368703440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 127, 145, 232, 254, 290, 464, 508, 580, 635, 877, 1016, 1160, 1270, 1754, 2032, 2320, 2540, 3508, 3683, 4385, 5080, 7016, 7366, 8770, 10160, 14032, 14732, 17540, 18415, 25433, 29464, 35080, 36830, 50866, 58928, 70160, 73660, 101732, 111379, 127165, 147320, 203464, 222758, 254330, 294640, 406928, 445516, 508660, 556895, 891032, 1017320, 1113790, 1782064, 2034640, 2227580, 3229991, 4455160, 6459982, 8910320, 12919964, 16149955, 25839928, 32299910, 51679856, 64599820, 129199640, 258399280]

約数ペア:

[(1, 258399280), (2, 129199640), (4, 64599820), (5, 51679856), (8, 32299910), (10, 25839928), (16, 16149955), (20, 12919964), (29, 8910320), (40, 6459982), (58, 4455160), (80, 3229991), (116, 2227580), (127, 2034640), (145, 1782064), (232, 1113790), (254, 1017320), (290, 891032), (464, 556895), (508, 508660), (580, 445516), (635, 406928), (877, 294640), (1016, 254330), (1160, 222758), (1270, 203464), (1754, 147320), (2032, 127165), (2320, 111379), (2540, 101732), (3508, 73660), (3683, 70160), (4385, 58928), (5080, 50866), (7016, 36830), (7366, 35080), (8770, 29464), (10160, 25433), (14032, 18415), (14732, 17540)]