1999361520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{941}}^1$

素因数の和:1200

約数の個数: 240

約数和(自身を含む): 7270597152

約数和(自身を除く): 5271235632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 227, 234, 240, 260, 312, 360, 390, 454, 468, 520, 585, 624, 681, 720, 780, 908, 936, 941, 1040, 1135, 1170, 1362, 1560, 1816, 1872, 1882, 2043, 2270, 2340, 2724, 2823, 2951, 3120, 3405, 3632, 3764, 4086, 4540, 4680, 4705, 5448, 5646, 5902, 6810, 7528, 8172, 8469, 8853, 9080, 9360, 9410, 10215, 10896, 11292, 11804, 12233, 13620, 14115, 14755, 15056, 16344, 16938, 17706, 18160, 18820, 20430, 22584, 23608, 24466, 26559, 27240, 28230, 29510, 32688, 33876, 35412, 36699, 37640, 40860, 42345, 44265, 45168, 47216, 48932, 53118, 54480, 56460, 59020, 61165, 67752, 70824, 73398, 75280, 81720, 84690, 88530, 97864, 106236, 110097, 112920, 118040, 122330, 132795, 135504, 141648, 146796, 163440, 169380, 177060, 183495, 195728, 212472, 213607, 220194, 225840, 236080, 244660, 265590, 293592, 338760, 354120, 366990, 424944, 427214, 440388, 489320, 531180, 550485, 587184, 640821, 677520, 708240, 733980, 854428, 880776, 978640, 1062360, 1068035, 1100970, 1281642, 1467960, 1708856, 1761552, 1922463, 2124720, 2136070, 2201940, 2563284, 2776891, 2935920, 3204105, 3417712, 3844926, 4272140, 4403880, 5126568, 5553782, 6408210, 7689852, 8330673, 8544280, 8807760, 9612315, 10253136, 11107564, 12816420, 13884455, 15379704, 16661346, 17088560, 19224630, 22215128, 24992019, 25632840, 27768910, 30759408, 33322692, 38449260, 41653365, 44430256, 49984038, 51265680, 55537820, 66645384, 76898520, 83306730, 99968076, 111075640, 124960095, 133290768, 153797040, 166613460, 199936152, 222151280, 249920190, 333226920, 399872304, 499840380, 666453840, 999680760, 1999361520]

約数ペア:

[(1, 1999361520), (2, 999680760), (3, 666453840), (4, 499840380), (5, 399872304), (6, 333226920), (8, 249920190), (9, 222151280), (10, 199936152), (12, 166613460), (13, 153797040), (15, 133290768), (16, 124960095), (18, 111075640), (20, 99968076), (24, 83306730), (26, 76898520), (30, 66645384), (36, 55537820), (39, 51265680), (40, 49984038), (45, 44430256), (48, 41653365), (52, 38449260), (60, 33322692), (65, 30759408), (72, 27768910), (78, 25632840), (80, 24992019), (90, 22215128), (104, 19224630), (117, 17088560), (120, 16661346), (130, 15379704), (144, 13884455), (156, 12816420), (180, 11107564), (195, 10253136), (208, 9612315), (227, 8807760), (234, 8544280), (240, 8330673), (260, 7689852), (312, 6408210), (360, 5553782), (390, 5126568), (454, 4403880), (468, 4272140), (520, 3844926), (585, 3417712), (624, 3204105), (681, 2935920), (720, 2776891), (780, 2563284), (908, 2201940), (936, 2136070), (941, 2124720), (1040, 1922463), (1135, 1761552), (1170, 1708856), (1362, 1467960), (1560, 1281642), (1816, 1100970), (1872, 1068035), (1882, 1062360), (2043, 978640), (2270, 880776), (2340, 854428), (2724, 733980), (2823, 708240), (2951, 677520), (3120, 640821), (3405, 587184), (3632, 550485), (3764, 531180), (4086, 489320), (4540, 440388), (4680, 427214), (4705, 424944), (5448, 366990), (5646, 354120), (5902, 338760), (6810, 293592), (7528, 265590), (8172, 244660), (8469, 236080), (8853, 225840), (9080, 220194), (9360, 213607), (9410, 212472), (10215, 195728), (10896, 183495), (11292, 177060), (11804, 169380), (12233, 163440), (13620, 146796), (14115, 141648), (14755, 135504), (15056, 132795), (16344, 122330), (16938, 118040), (17706, 112920), (18160, 110097), (18820, 106236), (20430, 97864), (22584, 88530), (23608, 84690), (24466, 81720), (26559, 75280), (27240, 73398), (28230, 70824), (29510, 67752), (32688, 61165), (33876, 59020), (35412, 56460), (36699, 54480), (37640, 53118), (40860, 48932), (42345, 47216), (44265, 45168)]