786439920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20353}}^1$

素因数の和:20399

約数の個数: 160

約数和(自身を含む): 2907528192

約数和(自身を除く): 2121088272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1932, 2415, 2576, 2760, 3220, 3864, 4830, 5520, 6440, 7728, 9660, 12880, 19320, 20353, 38640, 40706, 61059, 81412, 101765, 122118, 142471, 162824, 203530, 244236, 284942, 305295, 325648, 407060, 427413, 468119, 488472, 569884, 610590, 712355, 814120, 854826, 936238, 976944, 1139768, 1221180, 1404357, 1424710, 1628240, 1709652, 1872476, 2137065, 2279536, 2340595, 2442360, 2808714, 2849420, 3276833, 3419304, 3744952, 4274130, 4681190, 4884720, 5617428, 5698840, 6553666, 6838608, 7021785, 7489904, 8548260, 9362380, 9830499, 11234856, 11397680, 13107332, 14043570, 16384165, 17096520, 18724760, 19660998, 22469712, 26214664, 28087140, 32768330, 34193040, 37449520, 39321996, 49152495, 52429328, 56174280, 65536660, 78643992, 98304990, 112348560, 131073320, 157287984, 196609980, 262146640, 393219960, 786439920]

約数ペア:

[(1, 786439920), (2, 393219960), (3, 262146640), (4, 196609980), (5, 157287984), (6, 131073320), (7, 112348560), (8, 98304990), (10, 78643992), (12, 65536660), (14, 56174280), (15, 52429328), (16, 49152495), (20, 39321996), (21, 37449520), (23, 34193040), (24, 32768330), (28, 28087140), (30, 26214664), (35, 22469712), (40, 19660998), (42, 18724760), (46, 17096520), (48, 16384165), (56, 14043570), (60, 13107332), (69, 11397680), (70, 11234856), (80, 9830499), (84, 9362380), (92, 8548260), (105, 7489904), (112, 7021785), (115, 6838608), (120, 6553666), (138, 5698840), (140, 5617428), (161, 4884720), (168, 4681190), (184, 4274130), (210, 3744952), (230, 3419304), (240, 3276833), (276, 2849420), (280, 2808714), (322, 2442360), (336, 2340595), (345, 2279536), (368, 2137065), (420, 1872476), (460, 1709652), (483, 1628240), (552, 1424710), (560, 1404357), (644, 1221180), (690, 1139768), (805, 976944), (840, 936238), (920, 854826), (966, 814120), (1104, 712355), (1288, 610590), (1380, 569884), (1610, 488472), (1680, 468119), (1840, 427413), (1932, 407060), (2415, 325648), (2576, 305295), (2760, 284942), (3220, 244236), (3864, 203530), (4830, 162824), (5520, 142471), (6440, 122118), (7728, 101765), (9660, 81412), (12880, 61059), (19320, 40706), (20353, 38640)]