220013820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 769536768

約数和(自身を除く): 549522948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 81, 90, 93, 108, 117, 124, 130, 135, 155, 156, 162, 180, 186, 195, 234, 260, 270, 279, 310, 324, 337, 351, 372, 390, 403, 405, 465, 468, 540, 558, 585, 620, 674, 702, 780, 806, 810, 837, 930, 1011, 1053, 1116, 1170, 1209, 1348, 1395, 1404, 1612, 1620, 1674, 1685, 1755, 1860, 2015, 2022, 2106, 2340, 2418, 2511, 2790, 3033, 3348, 3370, 3510, 3627, 4030, 4044, 4185, 4212, 4381, 4836, 5022, 5055, 5265, 5580, 6045, 6066, 6740, 7020, 7254, 8060, 8370, 8762, 9099, 10044, 10110, 10447, 10530, 10881, 12090, 12132, 12555, 13143, 14508, 15165, 16740, 17524, 18135, 18198, 20220, 20894, 21060, 21762, 21905, 24180, 25110, 26286, 27297, 30330, 31341, 32643, 36270, 36396, 39429, 41788, 43524, 43810, 45495, 50220, 52235, 52572, 54405, 54594, 60660, 62682, 65286, 65715, 72540, 78858, 87620, 90990, 94023, 104470, 108810, 109188, 118287, 125364, 130572, 131430, 135811, 136485, 156705, 157716, 163215, 181980, 188046, 197145, 208940, 217620, 236574, 262860, 271622, 272970, 282069, 313410, 326430, 354861, 376092, 394290, 407433, 470115, 473148, 543244, 545940, 564138, 591435, 626820, 652860, 679055, 709722, 788580, 814866, 846207, 940230, 1128276, 1182870, 1222299, 1358110, 1410345, 1419444, 1629732, 1692414, 1774305, 1880460, 2037165, 2365740, 2444598, 2716220, 2820690, 3384828, 3548610, 3666897, 4074330, 4231035, 4889196, 5641380, 6111495, 7097220, 7333794, 8148660, 8462070, 11000691, 12222990, 14667588, 16924140, 18334485, 22001382, 24445980, 36668970, 44002764, 55003455, 73337940, 110006910, 220013820]

約数ペア:

[(1, 220013820), (2, 110006910), (3, 73337940), (4, 55003455), (5, 44002764), (6, 36668970), (9, 24445980), (10, 22001382), (12, 18334485), (13, 16924140), (15, 14667588), (18, 12222990), (20, 11000691), (26, 8462070), (27, 8148660), (30, 7333794), (31, 7097220), (36, 6111495), (39, 5641380), (45, 4889196), (52, 4231035), (54, 4074330), (60, 3666897), (62, 3548610), (65, 3384828), (78, 2820690), (81, 2716220), (90, 2444598), (93, 2365740), (108, 2037165), (117, 1880460), (124, 1774305), (130, 1692414), (135, 1629732), (155, 1419444), (156, 1410345), (162, 1358110), (180, 1222299), (186, 1182870), (195, 1128276), (234, 940230), (260, 846207), (270, 814866), (279, 788580), (310, 709722), (324, 679055), (337, 652860), (351, 626820), (372, 591435), (390, 564138), (403, 545940), (405, 543244), (465, 473148), (468, 470115), (540, 407433), (558, 394290), (585, 376092), (620, 354861), (674, 326430), (702, 313410), (780, 282069), (806, 272970), (810, 271622), (837, 262860), (930, 236574), (1011, 217620), (1053, 208940), (1116, 197145), (1170, 188046), (1209, 181980), (1348, 163215), (1395, 157716), (1404, 156705), (1612, 136485), (1620, 135811), (1674, 131430), (1685, 130572), (1755, 125364), (1860, 118287), (2015, 109188), (2022, 108810), (2106, 104470), (2340, 94023), (2418, 90990), (2511, 87620), (2790, 78858), (3033, 72540), (3348, 65715), (3370, 65286), (3510, 62682), (3627, 60660), (4030, 54594), (4044, 54405), (4185, 52572), (4212, 52235), (4381, 50220), (4836, 45495), (5022, 43810), (5055, 43524), (5265, 41788), (5580, 39429), (6045, 36396), (6066, 36270), (6740, 32643), (7020, 31341), (7254, 30330), (8060, 27297), (8370, 26286), (8762, 25110), (9099, 24180), (10044, 21905), (10110, 21762), (10447, 21060), (10530, 20894), (10881, 20220), (12090, 18198), (12132, 18135), (12555, 17524), (13143, 16740), (14508, 15165)]