389199720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1292

約数の個数: 256

約数和(自身を含む): 1487808000

約数和(自身を除く): 1098608280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 29, 30, 35, 39, 40, 42, 52, 56, 58, 60, 65, 70, 78, 84, 87, 91, 104, 105, 116, 120, 130, 140, 145, 156, 168, 174, 182, 195, 203, 210, 232, 260, 273, 280, 290, 312, 348, 364, 377, 390, 406, 420, 435, 455, 520, 546, 580, 609, 696, 728, 754, 780, 812, 840, 870, 910, 1015, 1092, 1131, 1160, 1218, 1229, 1365, 1508, 1560, 1624, 1740, 1820, 1885, 2030, 2184, 2262, 2436, 2458, 2639, 2730, 3016, 3045, 3480, 3640, 3687, 3770, 4060, 4524, 4872, 4916, 5278, 5460, 5655, 6090, 6145, 7374, 7540, 7917, 8120, 8603, 9048, 9832, 10556, 10920, 11310, 12180, 12290, 13195, 14748, 15080, 15834, 15977, 17206, 18435, 21112, 22620, 24360, 24580, 25809, 26390, 29496, 31668, 31954, 34412, 35641, 36870, 39585, 43015, 45240, 47931, 49160, 51618, 52780, 63336, 63908, 68824, 71282, 73740, 79170, 79885, 86030, 95862, 103236, 105560, 106923, 111839, 127816, 129045, 142564, 147480, 158340, 159770, 172060, 178205, 191724, 206472, 213846, 223678, 239655, 249487, 258090, 285128, 316680, 319540, 335517, 344120, 356410, 383448, 427692, 447356, 463333, 479310, 498974, 516180, 534615, 559195, 639080, 671034, 712820, 748461, 855384, 894712, 926666, 958620, 997948, 1032360, 1069230, 1118390, 1247435, 1342068, 1389999, 1425640, 1496922, 1677585, 1853332, 1917240, 1995896, 2138460, 2236780, 2316665, 2494870, 2684136, 2779998, 2993844, 3243331, 3355170, 3706664, 3742305, 4276920, 4473560, 4633330, 4989740, 5559996, 5987688, 6486662, 6710340, 6949995, 7484610, 9266660, 9729993, 9979480, 11119992, 12973324, 13420680, 13899990, 14969220, 16216655, 18533320, 19459986, 25946648, 27799980, 29938440, 32433310, 38919972, 48649965, 55599960, 64866620, 77839944, 97299930, 129733240, 194599860, 389199720]

約数ペア:

[(1, 389199720), (2, 194599860), (3, 129733240), (4, 97299930), (5, 77839944), (6, 64866620), (7, 55599960), (8, 48649965), (10, 38919972), (12, 32433310), (13, 29938440), (14, 27799980), (15, 25946648), (20, 19459986), (21, 18533320), (24, 16216655), (26, 14969220), (28, 13899990), (29, 13420680), (30, 12973324), (35, 11119992), (39, 9979480), (40, 9729993), (42, 9266660), (52, 7484610), (56, 6949995), (58, 6710340), (60, 6486662), (65, 5987688), (70, 5559996), (78, 4989740), (84, 4633330), (87, 4473560), (91, 4276920), (104, 3742305), (105, 3706664), (116, 3355170), (120, 3243331), (130, 2993844), (140, 2779998), (145, 2684136), (156, 2494870), (168, 2316665), (174, 2236780), (182, 2138460), (195, 1995896), (203, 1917240), (210, 1853332), (232, 1677585), (260, 1496922), (273, 1425640), (280, 1389999), (290, 1342068), (312, 1247435), (348, 1118390), (364, 1069230), (377, 1032360), (390, 997948), (406, 958620), (420, 926666), (435, 894712), (455, 855384), (520, 748461), (546, 712820), (580, 671034), (609, 639080), (696, 559195), (728, 534615), (754, 516180), (780, 498974), (812, 479310), (840, 463333), (870, 447356), (910, 427692), (1015, 383448), (1092, 356410), (1131, 344120), (1160, 335517), (1218, 319540), (1229, 316680), (1365, 285128), (1508, 258090), (1560, 249487), (1624, 239655), (1740, 223678), (1820, 213846), (1885, 206472), (2030, 191724), (2184, 178205), (2262, 172060), (2436, 159770), (2458, 158340), (2639, 147480), (2730, 142564), (3016, 129045), (3045, 127816), (3480, 111839), (3640, 106923), (3687, 105560), (3770, 103236), (4060, 95862), (4524, 86030), (4872, 79885), (4916, 79170), (5278, 73740), (5460, 71282), (5655, 68824), (6090, 63908), (6145, 63336), (7374, 52780), (7540, 51618), (7917, 49160), (8120, 47931), (8603, 45240), (9048, 43015), (9832, 39585), (10556, 36870), (10920, 35641), (11310, 34412), (12180, 31954), (12290, 31668), (13195, 29496), (14748, 26390), (15080, 25809), (15834, 24580), (15977, 24360), (17206, 22620), (18435, 21112)]