55646640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 218277696

約数和(自身を除く): 162631056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 181, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 362, 366, 420, 427, 488, 504, 543, 549, 560, 610, 630, 720, 724, 732, 840, 854, 905, 915, 976, 1008, 1086, 1098, 1220, 1260, 1267, 1281, 1448, 1464, 1629, 1680, 1708, 1810, 1830, 2135, 2172, 2196, 2440, 2520, 2534, 2562, 2715, 2745, 2896, 2928, 3258, 3416, 3620, 3660, 3801, 3843, 4270, 4344, 4392, 4880, 5040, 5068, 5124, 5430, 5490, 6335, 6405, 6516, 6832, 7240, 7320, 7602, 7686, 8145, 8540, 8688, 8784, 10136, 10248, 10860, 10980, 11041, 11403, 12670, 12810, 13032, 14480, 14640, 15204, 15372, 16290, 17080, 19005, 19215, 20272, 20496, 21720, 21960, 22082, 22806, 25340, 25620, 26064, 30408, 30744, 32580, 33123, 34160, 38010, 38430, 43440, 43920, 44164, 45612, 50680, 51240, 55205, 57015, 60816, 61488, 65160, 66246, 76020, 76860, 77287, 88328, 91224, 99369, 101360, 102480, 110410, 114030, 130320, 132492, 152040, 153720, 154574, 165615, 176656, 182448, 198738, 220820, 228060, 231861, 264984, 304080, 307440, 309148, 331230, 386435, 397476, 441640, 456120, 463722, 496845, 529968, 618296, 662460, 695583, 772870, 794952, 883280, 912240, 927444, 993690, 1159305, 1236592, 1324920, 1391166, 1545740, 1589904, 1854888, 1987380, 2318610, 2649840, 2782332, 3091480, 3477915, 3709776, 3974760, 4637220, 5564664, 6182960, 6955830, 7949520, 9274440, 11129328, 13911660, 18548880, 27823320, 55646640]

約数ペア:

[(1, 55646640), (2, 27823320), (3, 18548880), (4, 13911660), (5, 11129328), (6, 9274440), (7, 7949520), (8, 6955830), (9, 6182960), (10, 5564664), (12, 4637220), (14, 3974760), (15, 3709776), (16, 3477915), (18, 3091480), (20, 2782332), (21, 2649840), (24, 2318610), (28, 1987380), (30, 1854888), (35, 1589904), (36, 1545740), (40, 1391166), (42, 1324920), (45, 1236592), (48, 1159305), (56, 993690), (60, 927444), (61, 912240), (63, 883280), (70, 794952), (72, 772870), (80, 695583), (84, 662460), (90, 618296), (105, 529968), (112, 496845), (120, 463722), (122, 456120), (126, 441640), (140, 397476), (144, 386435), (168, 331230), (180, 309148), (181, 307440), (183, 304080), (210, 264984), (240, 231861), (244, 228060), (252, 220820), (280, 198738), (305, 182448), (315, 176656), (336, 165615), (360, 154574), (362, 153720), (366, 152040), (420, 132492), (427, 130320), (488, 114030), (504, 110410), (543, 102480), (549, 101360), (560, 99369), (610, 91224), (630, 88328), (720, 77287), (724, 76860), (732, 76020), (840, 66246), (854, 65160), (905, 61488), (915, 60816), (976, 57015), (1008, 55205), (1086, 51240), (1098, 50680), (1220, 45612), (1260, 44164), (1267, 43920), (1281, 43440), (1448, 38430), (1464, 38010), (1629, 34160), (1680, 33123), (1708, 32580), (1810, 30744), (1830, 30408), (2135, 26064), (2172, 25620), (2196, 25340), (2440, 22806), (2520, 22082), (2534, 21960), (2562, 21720), (2715, 20496), (2745, 20272), (2896, 19215), (2928, 19005), (3258, 17080), (3416, 16290), (3620, 15372), (3660, 15204), (3801, 14640), (3843, 14480), (4270, 13032), (4344, 12810), (4392, 12670), (4880, 11403), (5040, 11041), (5068, 10980), (5124, 10860), (5430, 10248), (5490, 10136), (6335, 8784), (6405, 8688), (6516, 8540), (6832, 8145), (7240, 7686), (7320, 7602)]