989040780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6709}}^1$

素因数の和:6750

約数の個数: 240

約数和(自身を含む): 3819224640

約数和(自身を除く): 2830183860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3510, 3780, 4095, 4212, 4914, 5265, 5460, 5670, 6709, 7020, 7371, 8190, 9828, 10530, 11340, 12285, 13418, 14742, 16380, 20127, 21060, 24570, 26836, 29484, 33545, 36855, 40254, 46963, 49140, 60381, 67090, 73710, 80508, 87217, 93926, 100635, 120762, 134180, 140889, 147420, 174434, 181143, 187852, 201270, 234815, 241524, 261651, 281778, 301905, 348868, 362286, 402540, 422667, 436085, 469630, 523302, 543429, 563556, 603810, 610519, 704445, 724572, 784953, 845334, 872170, 905715, 939260, 1046604, 1086858, 1207620, 1221038, 1268001, 1308255, 1408890, 1569906, 1690668, 1744340, 1811430, 1831557, 2113335, 2173716, 2354859, 2442076, 2536002, 2616510, 2717145, 2817780, 3052595, 3139812, 3622860, 3663114, 3804003, 3924765, 4226670, 4709718, 5072004, 5233020, 5434290, 5494671, 6105190, 6340005, 7064577, 7326228, 7608006, 7849530, 8453340, 9157785, 9419436, 10868580, 10989342, 11774295, 12210380, 12680010, 14129154, 15216012, 15699060, 16484013, 18315570, 19020015, 21978684, 23548590, 25360020, 27473355, 28258308, 32968026, 35322885, 36631140, 38040030, 47097180, 49452039, 54946710, 65936052, 70645770, 76080060, 82420065, 98904078, 109893420, 141291540, 164840130, 197808156, 247260195, 329680260, 494520390, 989040780]

約数ペア:

[(1, 989040780), (2, 494520390), (3, 329680260), (4, 247260195), (5, 197808156), (6, 164840130), (7, 141291540), (9, 109893420), (10, 98904078), (12, 82420065), (13, 76080060), (14, 70645770), (15, 65936052), (18, 54946710), (20, 49452039), (21, 47097180), (26, 38040030), (27, 36631140), (28, 35322885), (30, 32968026), (35, 28258308), (36, 27473355), (39, 25360020), (42, 23548590), (45, 21978684), (52, 19020015), (54, 18315570), (60, 16484013), (63, 15699060), (65, 15216012), (70, 14129154), (78, 12680010), (81, 12210380), (84, 11774295), (90, 10989342), (91, 10868580), (105, 9419436), (108, 9157785), (117, 8453340), (126, 7849530), (130, 7608006), (135, 7326228), (140, 7064577), (156, 6340005), (162, 6105190), (180, 5494671), (182, 5434290), (189, 5233020), (195, 5072004), (210, 4709718), (234, 4226670), (252, 3924765), (260, 3804003), (270, 3663114), (273, 3622860), (315, 3139812), (324, 3052595), (351, 2817780), (364, 2717145), (378, 2616510), (390, 2536002), (405, 2442076), (420, 2354859), (455, 2173716), (468, 2113335), (540, 1831557), (546, 1811430), (567, 1744340), (585, 1690668), (630, 1569906), (702, 1408890), (756, 1308255), (780, 1268001), (810, 1221038), (819, 1207620), (910, 1086858), (945, 1046604), (1053, 939260), (1092, 905715), (1134, 872170), (1170, 845334), (1260, 784953), (1365, 724572), (1404, 704445), (1620, 610519), (1638, 603810), (1755, 563556), (1820, 543429), (1890, 523302), (2106, 469630), (2268, 436085), (2340, 422667), (2457, 402540), (2730, 362286), (2835, 348868), (3276, 301905), (3510, 281778), (3780, 261651), (4095, 241524), (4212, 234815), (4914, 201270), (5265, 187852), (5460, 181143), (5670, 174434), (6709, 147420), (7020, 140889), (7371, 134180), (8190, 120762), (9828, 100635), (10530, 93926), (11340, 87217), (12285, 80508), (13418, 73710), (14742, 67090), (16380, 60381), (20127, 49140), (21060, 46963), (24570, 40254), (26836, 36855), (29484, 33545)]