389492040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 256

約数和(自身を含む): 1410048000

約数和(自身を除く): 1020555960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 59, 60, 70, 84, 87, 105, 116, 118, 120, 140, 145, 168, 174, 177, 203, 210, 232, 236, 271, 280, 290, 295, 348, 354, 406, 413, 420, 435, 472, 542, 580, 590, 609, 696, 708, 812, 813, 826, 840, 870, 885, 1015, 1084, 1160, 1180, 1218, 1239, 1355, 1416, 1624, 1626, 1652, 1711, 1740, 1770, 1897, 2030, 2065, 2168, 2360, 2436, 2478, 2710, 3045, 3252, 3304, 3422, 3480, 3540, 3794, 4060, 4065, 4130, 4872, 4956, 5133, 5420, 5691, 6090, 6195, 6504, 6844, 7080, 7588, 7859, 8120, 8130, 8260, 8555, 9485, 9912, 10266, 10840, 11382, 11977, 12180, 12390, 13688, 15176, 15718, 15989, 16260, 16520, 17110, 18970, 20532, 22764, 23577, 23954, 24360, 24780, 25665, 28455, 31436, 31978, 32520, 34220, 35931, 37940, 39295, 41064, 45528, 47154, 47908, 47967, 49560, 51330, 55013, 56910, 59885, 62872, 63956, 68440, 71862, 75880, 78590, 79945, 94308, 95816, 95934, 102660, 110026, 111923, 113820, 117885, 119770, 127912, 143724, 157180, 159890, 165039, 179655, 188616, 191868, 205320, 220052, 223846, 227640, 235770, 239540, 239835, 275065, 287448, 314360, 319780, 330078, 335769, 359310, 383736, 440104, 447692, 463681, 471540, 479080, 479670, 550130, 559615, 639560, 660156, 671538, 718620, 825195, 895384, 927362, 943080, 959340, 1100260, 1119230, 1320312, 1343076, 1391043, 1437240, 1650390, 1678845, 1854724, 1918680, 2200520, 2238460, 2318405, 2686152, 2782086, 3245767, 3300780, 3357690, 3709448, 4476920, 4636810, 5564172, 6491534, 6601560, 6715380, 6955215, 9273620, 9737301, 11128344, 12983068, 13430760, 13910430, 16228835, 18547240, 19474602, 25966136, 27820860, 32457670, 38949204, 48686505, 55641720, 64915340, 77898408, 97373010, 129830680, 194746020, 389492040]

約数ペア:

[(1, 389492040), (2, 194746020), (3, 129830680), (4, 97373010), (5, 77898408), (6, 64915340), (7, 55641720), (8, 48686505), (10, 38949204), (12, 32457670), (14, 27820860), (15, 25966136), (20, 19474602), (21, 18547240), (24, 16228835), (28, 13910430), (29, 13430760), (30, 12983068), (35, 11128344), (40, 9737301), (42, 9273620), (56, 6955215), (58, 6715380), (59, 6601560), (60, 6491534), (70, 5564172), (84, 4636810), (87, 4476920), (105, 3709448), (116, 3357690), (118, 3300780), (120, 3245767), (140, 2782086), (145, 2686152), (168, 2318405), (174, 2238460), (177, 2200520), (203, 1918680), (210, 1854724), (232, 1678845), (236, 1650390), (271, 1437240), (280, 1391043), (290, 1343076), (295, 1320312), (348, 1119230), (354, 1100260), (406, 959340), (413, 943080), (420, 927362), (435, 895384), (472, 825195), (542, 718620), (580, 671538), (590, 660156), (609, 639560), (696, 559615), (708, 550130), (812, 479670), (813, 479080), (826, 471540), (840, 463681), (870, 447692), (885, 440104), (1015, 383736), (1084, 359310), (1160, 335769), (1180, 330078), (1218, 319780), (1239, 314360), (1355, 287448), (1416, 275065), (1624, 239835), (1626, 239540), (1652, 235770), (1711, 227640), (1740, 223846), (1770, 220052), (1897, 205320), (2030, 191868), (2065, 188616), (2168, 179655), (2360, 165039), (2436, 159890), (2478, 157180), (2710, 143724), (3045, 127912), (3252, 119770), (3304, 117885), (3422, 113820), (3480, 111923), (3540, 110026), (3794, 102660), (4060, 95934), (4065, 95816), (4130, 94308), (4872, 79945), (4956, 78590), (5133, 75880), (5420, 71862), (5691, 68440), (6090, 63956), (6195, 62872), (6504, 59885), (6844, 56910), (7080, 55013), (7588, 51330), (7859, 49560), (8120, 47967), (8130, 47908), (8260, 47154), (8555, 45528), (9485, 41064), (9912, 39295), (10266, 37940), (10840, 35931), (11382, 34220), (11977, 32520), (12180, 31978), (12390, 31436), (13688, 28455), (15176, 25665), (15718, 24780), (15989, 24360), (16260, 23954), (16520, 23577), (17110, 22764), (18970, 20532)]