20311004880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{3391}}^1$

素因数の和:3519

約数の個数: 320

約数和(自身を含む): 72681062400

約数和(自身を除く): 52370057520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 59, 60, 72, 80, 90, 94, 108, 118, 120, 135, 141, 144, 177, 180, 188, 216, 235, 236, 240, 270, 282, 295, 354, 360, 376, 423, 432, 470, 472, 531, 540, 564, 590, 705, 708, 720, 752, 846, 885, 940, 944, 1062, 1080, 1128, 1180, 1269, 1410, 1416, 1593, 1692, 1770, 1880, 2115, 2124, 2160, 2256, 2360, 2538, 2655, 2773, 2820, 2832, 3186, 3384, 3391, 3540, 3760, 4230, 4248, 4720, 5076, 5310, 5546, 5640, 6345, 6372, 6768, 6782, 7080, 7965, 8319, 8460, 8496, 10152, 10173, 10620, 11092, 11280, 12690, 12744, 13564, 13865, 14160, 15930, 16638, 16920, 16955, 20304, 20346, 21240, 22184, 24957, 25380, 25488, 27128, 27730, 30519, 31860, 33276, 33840, 33910, 40692, 41595, 42480, 44368, 49914, 50760, 50865, 54256, 55460, 61038, 63720, 66552, 67820, 74871, 81384, 83190, 91557, 99828, 101520, 101730, 110920, 122076, 124785, 127440, 133104, 135640, 149742, 152595, 159377, 162768, 166380, 183114, 199656, 200069, 203460, 221840, 244152, 249570, 271280, 299484, 305190, 318754, 332760, 366228, 374355, 399312, 400138, 406920, 457785, 478131, 488304, 499140, 598968, 600207, 610380, 637508, 665520, 732456, 748710, 796885, 800276, 813840, 915570, 956262, 998280, 1000345, 1197936, 1200414, 1220760, 1275016, 1434393, 1464912, 1497420, 1593770, 1600552, 1800621, 1831140, 1912524, 1996560, 2000690, 2390655, 2400828, 2441520, 2550032, 2868786, 2994840, 3001035, 3187540, 3201104, 3601242, 3662280, 3825048, 4001380, 4303179, 4781310, 4801656, 5401863, 5737572, 5989680, 6002070, 6375080, 7171965, 7202484, 7324560, 7650096, 8002760, 8606358, 9003105, 9403243, 9562620, 9603312, 10803726, 11475144, 12004140, 12750160, 14343930, 14404968, 16005520, 17212716, 18006210, 18806486, 19125240, 21515895, 21607452, 22950288, 24008280, 27009315, 28209729, 28687860, 28809936, 34425432, 36012420, 37612972, 38250480, 43031790, 43214904, 47016215, 48016560, 54018630, 56419458, 57375720, 68850864, 72024840, 75225944, 84629187, 86063580, 86429808, 94032430, 108037260, 112838916, 114751440, 141048645, 144049680, 150451888, 169258374, 172127160, 188064860, 216074520, 225677832, 253887561, 282097290, 338516748, 344254320, 376129720, 423145935, 432149040, 451355664, 507775122, 564194580, 677033496, 752259440, 846291870, 1015550244, 1128389160, 1269437805, 1354066992, 1692583740, 2031100488, 2256778320, 2538875610, 3385167480, 4062200976, 5077751220, 6770334960, 10155502440, 20311004880]

約数ペア:

[(1, 20311004880), (2, 10155502440), (3, 6770334960), (4, 5077751220), (5, 4062200976), (6, 3385167480), (8, 2538875610), (9, 2256778320), (10, 2031100488), (12, 1692583740), (15, 1354066992), (16, 1269437805), (18, 1128389160), (20, 1015550244), (24, 846291870), (27, 752259440), (30, 677033496), (36, 564194580), (40, 507775122), (45, 451355664), (47, 432149040), (48, 423145935), (54, 376129720), (59, 344254320), (60, 338516748), (72, 282097290), (80, 253887561), (90, 225677832), (94, 216074520), (108, 188064860), (118, 172127160), (120, 169258374), (135, 150451888), (141, 144049680), (144, 141048645), (177, 114751440), (180, 112838916), (188, 108037260), (216, 94032430), (235, 86429808), (236, 86063580), (240, 84629187), (270, 75225944), (282, 72024840), (295, 68850864), (354, 57375720), (360, 56419458), (376, 54018630), (423, 48016560), (432, 47016215), (470, 43214904), (472, 43031790), (531, 38250480), (540, 37612972), (564, 36012420), (590, 34425432), (705, 28809936), (708, 28687860), (720, 28209729), (752, 27009315), (846, 24008280), (885, 22950288), (940, 21607452), (944, 21515895), (1062, 19125240), (1080, 18806486), (1128, 18006210), (1180, 17212716), (1269, 16005520), (1410, 14404968), (1416, 14343930), (1593, 12750160), (1692, 12004140), (1770, 11475144), (1880, 10803726), (2115, 9603312), (2124, 9562620), (2160, 9403243), (2256, 9003105), (2360, 8606358), (2538, 8002760), (2655, 7650096), (2773, 7324560), (2820, 7202484), (2832, 7171965), (3186, 6375080), (3384, 6002070), (3391, 5989680), (3540, 5737572), (3760, 5401863), (4230, 4801656), (4248, 4781310), (4720, 4303179), (5076, 4001380), (5310, 3825048), (5546, 3662280), (5640, 3601242), (6345, 3201104), (6372, 3187540), (6768, 3001035), (6782, 2994840), (7080, 2868786), (7965, 2550032), (8319, 2441520), (8460, 2400828), (8496, 2390655), (10152, 2000690), (10173, 1996560), (10620, 1912524), (11092, 1831140), (11280, 1800621), (12690, 1600552), (12744, 1593770), (13564, 1497420), (13865, 1464912), (14160, 1434393), (15930, 1275016), (16638, 1220760), (16920, 1200414), (16955, 1197936), (20304, 1000345), (20346, 998280), (21240, 956262), (22184, 915570), (24957, 813840), (25380, 800276), (25488, 796885), (27128, 748710), (27730, 732456), (30519, 665520), (31860, 637508), (33276, 610380), (33840, 600207), (33910, 598968), (40692, 499140), (41595, 488304), (42480, 478131), (44368, 457785), (49914, 406920), (50760, 400138), (50865, 399312), (54256, 374355), (55460, 366228), (61038, 332760), (63720, 318754), (66552, 305190), (67820, 299484), (74871, 271280), (81384, 249570), (83190, 244152), (91557, 221840), (99828, 203460), (101520, 200069), (101730, 199656), (110920, 183114), (122076, 166380), (124785, 162768), (127440, 159377), (133104, 152595), (135640, 149742)]