21599725680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85469}}^1$

素因数の和:85510

約数の個数: 240

約数和(自身を含む): 81013252320

約数和(自身を除く): 59413526640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2808, 3120, 3159, 3240, 3510, 3888, 4212, 4680, 4860, 5265, 5616, 6318, 6480, 7020, 8424, 9360, 9720, 10530, 12636, 14040, 15795, 16848, 19440, 21060, 25272, 28080, 31590, 42120, 50544, 63180, 84240, 85469, 126360, 170938, 252720, 256407, 341876, 427345, 512814, 683752, 769221, 854690, 1025628, 1111097, 1282035, 1367504, 1538442, 1709380, 2051256, 2222194, 2307663, 2564070, 3076884, 3333291, 3418760, 3846105, 4102512, 4444388, 4615326, 5128140, 5555485, 6153768, 6666582, 6837520, 6922989, 7692210, 8888776, 9230652, 9999873, 10256280, 11110970, 11538315, 12307536, 13333164, 13845978, 15384420, 16666455, 17777552, 18461304, 19999746, 20512560, 20768967, 22221940, 23076630, 26666328, 27691956, 29999619, 30768840, 33332910, 34614945, 36922608, 39999492, 41537934, 44443880, 46153260, 49999365, 53332656, 55383912, 59999238, 61537680, 66665820, 69229890, 79998984, 83075868, 88887760, 89998857, 92306520, 99998730, 103844835, 110767824, 119998476, 133331640, 138459780, 149998095, 159997968, 166151736, 179997714, 184613040, 199997460, 207689670, 239996952, 266663280, 269996571, 276919560, 299996190, 332303472, 359995428, 399994920, 415379340, 449994285, 479993904, 539993142, 553839120, 599992380, 719990856, 799989840, 830758680, 899988570, 1079986284, 1199984760, 1349982855, 1439981712, 1661517360, 1799977140, 2159972568, 2399969520, 2699965710, 3599954280, 4319945136, 5399931420, 7199908560, 10799862840, 21599725680]

約数ペア:

[(1, 21599725680), (2, 10799862840), (3, 7199908560), (4, 5399931420), (5, 4319945136), (6, 3599954280), (8, 2699965710), (9, 2399969520), (10, 2159972568), (12, 1799977140), (13, 1661517360), (15, 1439981712), (16, 1349982855), (18, 1199984760), (20, 1079986284), (24, 899988570), (26, 830758680), (27, 799989840), (30, 719990856), (36, 599992380), (39, 553839120), (40, 539993142), (45, 479993904), (48, 449994285), (52, 415379340), (54, 399994920), (60, 359995428), (65, 332303472), (72, 299996190), (78, 276919560), (80, 269996571), (81, 266663280), (90, 239996952), (104, 207689670), (108, 199997460), (117, 184613040), (120, 179997714), (130, 166151736), (135, 159997968), (144, 149998095), (156, 138459780), (162, 133331640), (180, 119998476), (195, 110767824), (208, 103844835), (216, 99998730), (234, 92306520), (240, 89998857), (243, 88887760), (260, 83075868), (270, 79998984), (312, 69229890), (324, 66665820), (351, 61537680), (360, 59999238), (390, 55383912), (405, 53332656), (432, 49999365), (468, 46153260), (486, 44443880), (520, 41537934), (540, 39999492), (585, 36922608), (624, 34614945), (648, 33332910), (702, 30768840), (720, 29999619), (780, 27691956), (810, 26666328), (936, 23076630), (972, 22221940), (1040, 20768967), (1053, 20512560), (1080, 19999746), (1170, 18461304), (1215, 17777552), (1296, 16666455), (1404, 15384420), (1560, 13845978), (1620, 13333164), (1755, 12307536), (1872, 11538315), (1944, 11110970), (2106, 10256280), (2160, 9999873), (2340, 9230652), (2430, 8888776), (2808, 7692210), (3120, 6922989), (3159, 6837520), (3240, 6666582), (3510, 6153768), (3888, 5555485), (4212, 5128140), (4680, 4615326), (4860, 4444388), (5265, 4102512), (5616, 3846105), (6318, 3418760), (6480, 3333291), (7020, 3076884), (8424, 2564070), (9360, 2307663), (9720, 2222194), (10530, 2051256), (12636, 1709380), (14040, 1538442), (15795, 1367504), (16848, 1282035), (19440, 1111097), (21060, 1025628), (25272, 854690), (28080, 769221), (31590, 683752), (42120, 512814), (50544, 427345), (63180, 341876), (84240, 256407), (85469, 252720), (126360, 170938)]