248552640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{12329}}^1$

素因数の和:12359

約数の個数: 168

約数和(自身を含む): 977127840

約数和(自身を除く): 728575200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 12329, 20160, 24658, 36987, 49316, 61645, 73974, 86303, 98632, 110961, 123290, 147948, 172606, 184935, 197264, 221922, 246580, 258909, 295896, 345212, 369870, 394528, 431515, 443844, 493160, 517818, 554805, 591792, 690424, 739740, 776727, 789056, 863030, 887688, 986320, 1035636, 1109610, 1183584, 1294545, 1380848, 1479480, 1553454, 1726060, 1775376, 1972640, 2071272, 2219220, 2367168, 2589090, 2761696, 2958960, 3106908, 3452120, 3550752, 3883635, 3945280, 4142544, 4438440, 5178180, 5523392, 5917920, 6213816, 6904240, 7101504, 7767270, 8285088, 8876880, 10356360, 11835840, 12427632, 13808480, 15534540, 16570176, 17753760, 20712720, 24855264, 27616960, 31069080, 35507520, 41425440, 49710528, 62138160, 82850880, 124276320, 248552640]

約数ペア:

[(1, 248552640), (2, 124276320), (3, 82850880), (4, 62138160), (5, 49710528), (6, 41425440), (7, 35507520), (8, 31069080), (9, 27616960), (10, 24855264), (12, 20712720), (14, 17753760), (15, 16570176), (16, 15534540), (18, 13808480), (20, 12427632), (21, 11835840), (24, 10356360), (28, 8876880), (30, 8285088), (32, 7767270), (35, 7101504), (36, 6904240), (40, 6213816), (42, 5917920), (45, 5523392), (48, 5178180), (56, 4438440), (60, 4142544), (63, 3945280), (64, 3883635), (70, 3550752), (72, 3452120), (80, 3106908), (84, 2958960), (90, 2761696), (96, 2589090), (105, 2367168), (112, 2219220), (120, 2071272), (126, 1972640), (140, 1775376), (144, 1726060), (160, 1553454), (168, 1479480), (180, 1380848), (192, 1294545), (210, 1183584), (224, 1109610), (240, 1035636), (252, 986320), (280, 887688), (288, 863030), (315, 789056), (320, 776727), (336, 739740), (360, 690424), (420, 591792), (448, 554805), (480, 517818), (504, 493160), (560, 443844), (576, 431515), (630, 394528), (672, 369870), (720, 345212), (840, 295896), (960, 258909), (1008, 246580), (1120, 221922), (1260, 197264), (1344, 184935), (1440, 172606), (1680, 147948), (2016, 123290), (2240, 110961), (2520, 98632), (2880, 86303), (3360, 73974), (4032, 61645), (5040, 49316), (6720, 36987), (10080, 24658), (12329, 20160)]