2021089980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1879}}^1$

素因数の和:2108

約数の個数: 192

約数和(自身を含む): 7004067840

約数和(自身を除く): 4982977860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 197, 210, 260, 273, 364, 390, 394, 420, 455, 546, 591, 780, 788, 910, 985, 1092, 1182, 1365, 1379, 1820, 1879, 1970, 2364, 2561, 2730, 2758, 2955, 3758, 3940, 4137, 5122, 5460, 5516, 5637, 5910, 6895, 7516, 7683, 8274, 9395, 10244, 11274, 11820, 12805, 13153, 13790, 15366, 16548, 17927, 18790, 20685, 22548, 24427, 25610, 26306, 27580, 28185, 30732, 35854, 37580, 38415, 39459, 41370, 48854, 51220, 52612, 53781, 56370, 65765, 71708, 73281, 76830, 78918, 82740, 89635, 97708, 107562, 112740, 122135, 131530, 146562, 153660, 157836, 170989, 179270, 197295, 215124, 244270, 263060, 268905, 293124, 341978, 358540, 366405, 370163, 394590, 488540, 512967, 537810, 683956, 732810, 740326, 789180, 854945, 1025934, 1075620, 1110489, 1465620, 1480652, 1709890, 1850815, 2051868, 2220978, 2564835, 2591141, 3419780, 3701630, 4441956, 4812119, 5129670, 5182282, 5552445, 7403260, 7773423, 9624238, 10259340, 10364564, 11104890, 12955705, 14436357, 15546846, 19248476, 22209780, 24060595, 25911410, 28872714, 31093692, 33684833, 38867115, 48121190, 51822820, 57745428, 67369666, 72181785, 77734230, 96242380, 101054499, 134739332, 144363570, 155468460, 168424165, 202108998, 288727140, 336848330, 404217996, 505272495, 673696660, 1010544990, 2021089980]

約数ペア:

[(1, 2021089980), (2, 1010544990), (3, 673696660), (4, 505272495), (5, 404217996), (6, 336848330), (7, 288727140), (10, 202108998), (12, 168424165), (13, 155468460), (14, 144363570), (15, 134739332), (20, 101054499), (21, 96242380), (26, 77734230), (28, 72181785), (30, 67369666), (35, 57745428), (39, 51822820), (42, 48121190), (52, 38867115), (60, 33684833), (65, 31093692), (70, 28872714), (78, 25911410), (84, 24060595), (91, 22209780), (105, 19248476), (130, 15546846), (140, 14436357), (156, 12955705), (182, 11104890), (195, 10364564), (197, 10259340), (210, 9624238), (260, 7773423), (273, 7403260), (364, 5552445), (390, 5182282), (394, 5129670), (420, 4812119), (455, 4441956), (546, 3701630), (591, 3419780), (780, 2591141), (788, 2564835), (910, 2220978), (985, 2051868), (1092, 1850815), (1182, 1709890), (1365, 1480652), (1379, 1465620), (1820, 1110489), (1879, 1075620), (1970, 1025934), (2364, 854945), (2561, 789180), (2730, 740326), (2758, 732810), (2955, 683956), (3758, 537810), (3940, 512967), (4137, 488540), (5122, 394590), (5460, 370163), (5516, 366405), (5637, 358540), (5910, 341978), (6895, 293124), (7516, 268905), (7683, 263060), (8274, 244270), (9395, 215124), (10244, 197295), (11274, 179270), (11820, 170989), (12805, 157836), (13153, 153660), (13790, 146562), (15366, 131530), (16548, 122135), (17927, 112740), (18790, 107562), (20685, 97708), (22548, 89635), (24427, 82740), (25610, 78918), (26306, 76830), (27580, 73281), (28185, 71708), (30732, 65765), (35854, 56370), (37580, 53781), (38415, 52612), (39459, 51220), (41370, 48854)]