20104243380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{21319}}^1$

素因数の和:21391

約数の個数: 216

約数和(自身を含む): 68168056320

約数和(自身を除く): 48063812940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 169, 180, 186, 195, 234, 260, 279, 310, 338, 372, 390, 403, 465, 468, 507, 558, 585, 620, 676, 780, 806, 845, 930, 1014, 1116, 1170, 1209, 1395, 1521, 1612, 1690, 1860, 2015, 2028, 2340, 2418, 2535, 2790, 3042, 3380, 3627, 4030, 4836, 5070, 5239, 5580, 6045, 6084, 7254, 7605, 8060, 10140, 10478, 12090, 14508, 15210, 15717, 18135, 20956, 21319, 24180, 26195, 30420, 31434, 36270, 42638, 47151, 52390, 62868, 63957, 72540, 78585, 85276, 94302, 104780, 106595, 127914, 157170, 188604, 191871, 213190, 235755, 255828, 277147, 314340, 319785, 383742, 426380, 471510, 554294, 639570, 660889, 767484, 831441, 943020, 959355, 1108588, 1279140, 1321778, 1385735, 1662882, 1918710, 1982667, 2494323, 2643556, 2771470, 3304445, 3325764, 3602911, 3837420, 3965334, 4157205, 4988646, 5542940, 5948001, 6608890, 7205822, 7930668, 8314410, 8591557, 9913335, 9977292, 10808733, 11896002, 12471615, 13217780, 14411644, 16628820, 17183114, 18014555, 19826670, 21617466, 23792004, 24943230, 25774671, 29740005, 32426199, 34366228, 36029110, 39653340, 42957785, 43234932, 49886460, 51549342, 54043665, 59480010, 64852398, 72058220, 77324013, 85915570, 103098684, 108087330, 111690241, 118960020, 128873355, 129704796, 154648026, 162130995, 171831140, 216174660, 223380482, 257746710, 309296052, 324261990, 335070723, 386620065, 446760964, 515493420, 558451205, 648523980, 670141446, 773240130, 1005212169, 1116902410, 1340282892, 1546480260, 1675353615, 2010424338, 2233804820, 3350707230, 4020848676, 5026060845, 6701414460, 10052121690, 20104243380]

約数ペア:

[(1, 20104243380), (2, 10052121690), (3, 6701414460), (4, 5026060845), (5, 4020848676), (6, 3350707230), (9, 2233804820), (10, 2010424338), (12, 1675353615), (13, 1546480260), (15, 1340282892), (18, 1116902410), (20, 1005212169), (26, 773240130), (30, 670141446), (31, 648523980), (36, 558451205), (39, 515493420), (45, 446760964), (52, 386620065), (60, 335070723), (62, 324261990), (65, 309296052), (78, 257746710), (90, 223380482), (93, 216174660), (117, 171831140), (124, 162130995), (130, 154648026), (155, 129704796), (156, 128873355), (169, 118960020), (180, 111690241), (186, 108087330), (195, 103098684), (234, 85915570), (260, 77324013), (279, 72058220), (310, 64852398), (338, 59480010), (372, 54043665), (390, 51549342), (403, 49886460), (465, 43234932), (468, 42957785), (507, 39653340), (558, 36029110), (585, 34366228), (620, 32426199), (676, 29740005), (780, 25774671), (806, 24943230), (845, 23792004), (930, 21617466), (1014, 19826670), (1116, 18014555), (1170, 17183114), (1209, 16628820), (1395, 14411644), (1521, 13217780), (1612, 12471615), (1690, 11896002), (1860, 10808733), (2015, 9977292), (2028, 9913335), (2340, 8591557), (2418, 8314410), (2535, 7930668), (2790, 7205822), (3042, 6608890), (3380, 5948001), (3627, 5542940), (4030, 4988646), (4836, 4157205), (5070, 3965334), (5239, 3837420), (5580, 3602911), (6045, 3325764), (6084, 3304445), (7254, 2771470), (7605, 2643556), (8060, 2494323), (10140, 1982667), (10478, 1918710), (12090, 1662882), (14508, 1385735), (15210, 1321778), (15717, 1279140), (18135, 1108588), (20956, 959355), (21319, 943020), (24180, 831441), (26195, 767484), (30420, 660889), (31434, 639570), (36270, 554294), (42638, 471510), (47151, 426380), (52390, 383742), (62868, 319785), (63957, 314340), (72540, 277147), (78585, 255828), (85276, 235755), (94302, 213190), (104780, 191871), (106595, 188604), (127914, 157170)]