21485731680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{101501}}^1$

素因数の和:101539

約数の個数: 288

約数和(自身を含む): 87478483680

約数和(自身を除く): 65992752000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1440, 1470, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3360, 3528, 3780, 3920, 4320, 4410, 4704, 5040, 5292, 5880, 6048, 6615, 7056, 7560, 7840, 8820, 10080, 10584, 11760, 13230, 14112, 15120, 17640, 21168, 23520, 26460, 30240, 35280, 42336, 52920, 70560, 101501, 105840, 203002, 211680, 304503, 406004, 507505, 609006, 710507, 812008, 913509, 1015010, 1218012, 1421014, 1522515, 1624016, 1827018, 2030020, 2131521, 2436024, 2740527, 2842028, 3045030, 3248032, 3552535, 3654036, 4060040, 4263042, 4567545, 4872048, 4973549, 5481054, 5684056, 6090060, 6394563, 7105070, 7308072, 8120080, 8526084, 9135090, 9744096, 9947098, 10657605, 10962108, 11368112, 12180120, 12789126, 13702635, 14210140, 14616144, 14920647, 16240160, 17052168, 18270180, 19183689, 19894196, 21315210, 21924216, 22736224, 24360240, 24867745, 25578252, 27405270, 28420280, 29232288, 29841294, 31972815, 34104336, 36540360, 38367378, 39788392, 42630420, 43848432, 44761941, 48720480, 49735490, 51156504, 54810540, 56840560, 59682588, 63945630, 68208672, 73080720, 74603235, 76734756, 79576784, 85260840, 87696864, 89523882, 95918445, 99470980, 102313008, 109621080, 113681120, 119365176, 127891260, 134285823, 146161440, 149206470, 153469512, 159153568, 170521680, 179047764, 191836890, 198941960, 204626016, 219242160, 223809705, 238730352, 255782520, 268571646, 298412940, 306939024, 341043360, 358095528, 383673780, 397883920, 438484320, 447619410, 477460704, 511565040, 537143292, 596825880, 613878048, 671429115, 716191056, 767347560, 795767840, 895238820, 1023130080, 1074286584, 1193651760, 1342858230, 1432382112, 1534695120, 1790477640, 2148573168, 2387303520, 2685716460, 3069390240, 3580955280, 4297146336, 5371432920, 7161910560, 10742865840, 21485731680]

約数ペア:

[(1, 21485731680), (2, 10742865840), (3, 7161910560), (4, 5371432920), (5, 4297146336), (6, 3580955280), (7, 3069390240), (8, 2685716460), (9, 2387303520), (10, 2148573168), (12, 1790477640), (14, 1534695120), (15, 1432382112), (16, 1342858230), (18, 1193651760), (20, 1074286584), (21, 1023130080), (24, 895238820), (27, 795767840), (28, 767347560), (30, 716191056), (32, 671429115), (35, 613878048), (36, 596825880), (40, 537143292), (42, 511565040), (45, 477460704), (48, 447619410), (49, 438484320), (54, 397883920), (56, 383673780), (60, 358095528), (63, 341043360), (70, 306939024), (72, 298412940), (80, 268571646), (84, 255782520), (90, 238730352), (96, 223809705), (98, 219242160), (105, 204626016), (108, 198941960), (112, 191836890), (120, 179047764), (126, 170521680), (135, 159153568), (140, 153469512), (144, 149206470), (147, 146161440), (160, 134285823), (168, 127891260), (180, 119365176), (189, 113681120), (196, 109621080), (210, 102313008), (216, 99470980), (224, 95918445), (240, 89523882), (245, 87696864), (252, 85260840), (270, 79576784), (280, 76734756), (288, 74603235), (294, 73080720), (315, 68208672), (336, 63945630), (360, 59682588), (378, 56840560), (392, 54810540), (420, 51156504), (432, 49735490), (441, 48720480), (480, 44761941), (490, 43848432), (504, 42630420), (540, 39788392), (560, 38367378), (588, 36540360), (630, 34104336), (672, 31972815), (720, 29841294), (735, 29232288), (756, 28420280), (784, 27405270), (840, 25578252), (864, 24867745), (882, 24360240), (945, 22736224), (980, 21924216), (1008, 21315210), (1080, 19894196), (1120, 19183689), (1176, 18270180), (1260, 17052168), (1323, 16240160), (1440, 14920647), (1470, 14616144), (1512, 14210140), (1568, 13702635), (1680, 12789126), (1764, 12180120), (1890, 11368112), (1960, 10962108), (2016, 10657605), (2160, 9947098), (2205, 9744096), (2352, 9135090), (2520, 8526084), (2646, 8120080), (2940, 7308072), (3024, 7105070), (3360, 6394563), (3528, 6090060), (3780, 5684056), (3920, 5481054), (4320, 4973549), (4410, 4872048), (4704, 4567545), (5040, 4263042), (5292, 4060040), (5880, 3654036), (6048, 3552535), (6615, 3248032), (7056, 3045030), (7560, 2842028), (7840, 2740527), (8820, 2436024), (10080, 2131521), (10584, 2030020), (11760, 1827018), (13230, 1624016), (14112, 1522515), (15120, 1421014), (17640, 1218012), (21168, 1015010), (23520, 913509), (26460, 812008), (30240, 710507), (35280, 609006), (42336, 507505), (52920, 406004), (70560, 304503), (101501, 211680), (105840, 203002)]