1021287960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12281}}^1$

素因数の和:12319

約数の個数: 256

約数和(自身を含む): 4244659200

約数和(自身を除く): 3223371240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2772, 2970, 3080, 3465, 3780, 3960, 4158, 4620, 5544, 5940, 6930, 7560, 8316, 9240, 10395, 11880, 12281, 13860, 16632, 20790, 24562, 27720, 36843, 41580, 49124, 61405, 73686, 83160, 85967, 98248, 110529, 122810, 135091, 147372, 171934, 184215, 221058, 245620, 257901, 270182, 294744, 331587, 343868, 368430, 405273, 429835, 442116, 491240, 515802, 540364, 552645, 663174, 675455, 687736, 736860, 773703, 810546, 859670, 884232, 945637, 1031604, 1080728, 1105290, 1215819, 1289505, 1326348, 1350910, 1473720, 1547406, 1621092, 1657935, 1719340, 1891274, 2026365, 2063208, 2210580, 2321109, 2431638, 2579010, 2652696, 2701820, 2836911, 3094812, 3242184, 3315870, 3438680, 3647457, 3782548, 3868515, 4052730, 4421160, 4642218, 4728185, 4863276, 5158020, 5403640, 5673822, 6079095, 6189624, 6631740, 7294914, 7565096, 7737030, 8105460, 8510733, 9284436, 9456370, 9726552, 10316040, 11347644, 11605545, 12158190, 13263480, 14184555, 14589828, 15474060, 16210920, 17021466, 18237285, 18568872, 18912740, 22695288, 23211090, 24316380, 25532199, 28369110, 29179656, 30948120, 34042932, 36474570, 37825480, 42553665, 46422180, 48632760, 51064398, 56738220, 68085864, 72949140, 85107330, 92844360, 102128796, 113476440, 127660995, 145898280, 170214660, 204257592, 255321990, 340429320, 510643980, 1021287960]

約数ペア:

[(1, 1021287960), (2, 510643980), (3, 340429320), (4, 255321990), (5, 204257592), (6, 170214660), (7, 145898280), (8, 127660995), (9, 113476440), (10, 102128796), (11, 92844360), (12, 85107330), (14, 72949140), (15, 68085864), (18, 56738220), (20, 51064398), (21, 48632760), (22, 46422180), (24, 42553665), (27, 37825480), (28, 36474570), (30, 34042932), (33, 30948120), (35, 29179656), (36, 28369110), (40, 25532199), (42, 24316380), (44, 23211090), (45, 22695288), (54, 18912740), (55, 18568872), (56, 18237285), (60, 17021466), (63, 16210920), (66, 15474060), (70, 14589828), (72, 14184555), (77, 13263480), (84, 12158190), (88, 11605545), (90, 11347644), (99, 10316040), (105, 9726552), (108, 9456370), (110, 9284436), (120, 8510733), (126, 8105460), (132, 7737030), (135, 7565096), (140, 7294914), (154, 6631740), (165, 6189624), (168, 6079095), (180, 5673822), (189, 5403640), (198, 5158020), (210, 4863276), (216, 4728185), (220, 4642218), (231, 4421160), (252, 4052730), (264, 3868515), (270, 3782548), (280, 3647457), (297, 3438680), (308, 3315870), (315, 3242184), (330, 3094812), (360, 2836911), (378, 2701820), (385, 2652696), (396, 2579010), (420, 2431638), (440, 2321109), (462, 2210580), (495, 2063208), (504, 2026365), (540, 1891274), (594, 1719340), (616, 1657935), (630, 1621092), (660, 1547406), (693, 1473720), (756, 1350910), (770, 1326348), (792, 1289505), (840, 1215819), (924, 1105290), (945, 1080728), (990, 1031604), (1080, 945637), (1155, 884232), (1188, 859670), (1260, 810546), (1320, 773703), (1386, 736860), (1485, 687736), (1512, 675455), (1540, 663174), (1848, 552645), (1890, 540364), (1980, 515802), (2079, 491240), (2310, 442116), (2376, 429835), (2520, 405273), (2772, 368430), (2970, 343868), (3080, 331587), (3465, 294744), (3780, 270182), (3960, 257901), (4158, 245620), (4620, 221058), (5544, 184215), (5940, 171934), (6930, 147372), (7560, 135091), (8316, 122810), (9240, 110529), (10395, 98248), (11880, 85967), (12281, 83160), (13860, 73686), (16632, 61405), (20790, 49124), (24562, 41580), (27720, 36843)]