397318938016

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{400123}}^1$

素因数の和:400195

約数の個数: 192

約数和(自身を含む): 1084137578496

約数和(自身を除く): 686818640480

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 77, 88, 91, 104, 112, 124, 143, 154, 176, 182, 208, 217, 224, 248, 286, 308, 341, 352, 364, 403, 416, 434, 496, 572, 616, 682, 728, 806, 868, 992, 1001, 1144, 1232, 1364, 1456, 1612, 1736, 2002, 2288, 2387, 2464, 2728, 2821, 2912, 3224, 3472, 4004, 4433, 4576, 4774, 5456, 5642, 6448, 6944, 8008, 8866, 9548, 10912, 11284, 12896, 16016, 17732, 19096, 22568, 31031, 32032, 35464, 38192, 45136, 62062, 70928, 76384, 90272, 124124, 141856, 248248, 400123, 496496, 800246, 992992, 1600492, 2800861, 3200984, 4401353, 5201599, 5601722, 6401968, 8802706, 10403198, 11203444, 12403813, 12803936, 17605412, 20806396, 22406888, 24807626, 30809471, 35210824, 36411193, 41612792, 44813776, 49615252, 57217589, 61618942, 70421648, 72822386, 83225584, 86826691, 89627552, 99230504, 114435178, 123237884, 136441943, 140843296, 145644772, 161249569, 166451168, 173653382, 198461008, 228870356, 246475768, 272883886, 291289544, 322499138, 347306764, 396922016, 400523123, 457740712, 492951536, 545767772, 582579088, 644998276, 694613528, 801046246, 915481424, 955093601, 985903072, 1091535544, 1128746983, 1165158176, 1289996552, 1389227056, 1602092492, 1773745259, 1830962848, 1910187202, 2183071088, 2257493966, 2579993104, 2778454112, 3204184984, 3547490518, 3820374404, 4366142176, 4514987932, 5159986208, 6408369968, 7094981036, 7640748808, 9029975864, 12416216813, 12816739936, 14189962072, 15281497616, 18059951728, 24832433626, 28379924144, 30562995232, 36119903456, 49664867252, 56759848288, 99329734504, 198659469008, 397318938016]

約数ペア:

[(1, 397318938016), (2, 198659469008), (4, 99329734504), (7, 56759848288), (8, 49664867252), (11, 36119903456), (13, 30562995232), (14, 28379924144), (16, 24832433626), (22, 18059951728), (26, 15281497616), (28, 14189962072), (31, 12816739936), (32, 12416216813), (44, 9029975864), (52, 7640748808), (56, 7094981036), (62, 6408369968), (77, 5159986208), (88, 4514987932), (91, 4366142176), (104, 3820374404), (112, 3547490518), (124, 3204184984), (143, 2778454112), (154, 2579993104), (176, 2257493966), (182, 2183071088), (208, 1910187202), (217, 1830962848), (224, 1773745259), (248, 1602092492), (286, 1389227056), (308, 1289996552), (341, 1165158176), (352, 1128746983), (364, 1091535544), (403, 985903072), (416, 955093601), (434, 915481424), (496, 801046246), (572, 694613528), (616, 644998276), (682, 582579088), (728, 545767772), (806, 492951536), (868, 457740712), (992, 400523123), (1001, 396922016), (1144, 347306764), (1232, 322499138), (1364, 291289544), (1456, 272883886), (1612, 246475768), (1736, 228870356), (2002, 198461008), (2288, 173653382), (2387, 166451168), (2464, 161249569), (2728, 145644772), (2821, 140843296), (2912, 136441943), (3224, 123237884), (3472, 114435178), (4004, 99230504), (4433, 89627552), (4576, 86826691), (4774, 83225584), (5456, 72822386), (5642, 70421648), (6448, 61618942), (6944, 57217589), (8008, 49615252), (8866, 44813776), (9548, 41612792), (10912, 36411193), (11284, 35210824), (12896, 30809471), (16016, 24807626), (17732, 22406888), (19096, 20806396), (22568, 17605412), (31031, 12803936), (32032, 12403813), (35464, 11203444), (38192, 10403198), (45136, 8802706), (62062, 6401968), (70928, 5601722), (76384, 5201599), (90272, 4401353), (124124, 3200984), (141856, 2800861), (248248, 1600492), (400123, 992992), (496496, 800246)]