256473288

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1007

約数の個数: 96

約数和(自身を含む): 738911160

約数和(自身を除く): 482437872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 317, 408, 612, 634, 661, 951, 1224, 1268, 1322, 1902, 1983, 2536, 2644, 2853, 3804, 3966, 5288, 5389, 5706, 5949, 7608, 7932, 10778, 11237, 11412, 11898, 15864, 16167, 21556, 22474, 22824, 23796, 32334, 33711, 43112, 44948, 47592, 48501, 64668, 67422, 89896, 97002, 101133, 129336, 134844, 194004, 202266, 209537, 269688, 388008, 404532, 419074, 628611, 809064, 838148, 1257222, 1676296, 1885833, 2514444, 3562129, 3771666, 5028888, 7124258, 7543332, 10686387, 14248516, 15086664, 21372774, 28497032, 32059161, 42745548, 64118322, 85491096, 128236644, 256473288]

約数ペア:

[(1, 256473288), (2, 128236644), (3, 85491096), (4, 64118322), (6, 42745548), (8, 32059161), (9, 28497032), (12, 21372774), (17, 15086664), (18, 14248516), (24, 10686387), (34, 7543332), (36, 7124258), (51, 5028888), (68, 3771666), (72, 3562129), (102, 2514444), (136, 1885833), (153, 1676296), (204, 1257222), (306, 838148), (317, 809064), (408, 628611), (612, 419074), (634, 404532), (661, 388008), (951, 269688), (1224, 209537), (1268, 202266), (1322, 194004), (1902, 134844), (1983, 129336), (2536, 101133), (2644, 97002), (2853, 89896), (3804, 67422), (3966, 64668), (5288, 48501), (5389, 47592), (5706, 44948), (5949, 43112), (7608, 33711), (7932, 32334), (10778, 23796), (11237, 22824), (11412, 22474), (11898, 21556), (15864, 16167)]