247004940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2432

約数の個数: 192

約数和(自身を含む): 896394240

約数和(自身を除く): 649389300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 741, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1596, 1729, 1820, 1995, 2381, 2470, 2660, 2730, 2964, 3458, 3705, 3990, 4762, 4940, 5187, 5460, 6916, 7143, 7410, 7980, 8645, 9524, 10374, 11905, 14286, 14820, 16667, 17290, 20748, 23810, 25935, 28572, 30953, 33334, 34580, 35715, 45239, 47620, 50001, 51870, 61906, 66668, 71430, 83335, 90478, 92859, 100002, 103740, 123812, 135717, 142860, 154765, 166670, 180956, 185718, 200004, 216671, 226195, 250005, 271434, 309530, 316673, 333340, 371436, 433342, 452390, 464295, 500010, 542868, 588107, 619060, 633346, 650013, 678585, 866684, 904780, 928590, 950019, 1000020, 1083355, 1176214, 1266692, 1300026, 1357170, 1583365, 1764321, 1857180, 1900038, 2166710, 2352428, 2600052, 2714340, 2940535, 3166730, 3250065, 3528642, 3800076, 4116749, 4333420, 4750095, 5881070, 6333460, 6500130, 7057284, 8233498, 8821605, 9500190, 11762140, 12350247, 13000260, 16466996, 17643210, 19000380, 20583745, 24700494, 35286420, 41167490, 49400988, 61751235, 82334980, 123502470, 247004940]

約数ペア:

[(1, 247004940), (2, 123502470), (3, 82334980), (4, 61751235), (5, 49400988), (6, 41167490), (7, 35286420), (10, 24700494), (12, 20583745), (13, 19000380), (14, 17643210), (15, 16466996), (19, 13000260), (20, 12350247), (21, 11762140), (26, 9500190), (28, 8821605), (30, 8233498), (35, 7057284), (38, 6500130), (39, 6333460), (42, 5881070), (52, 4750095), (57, 4333420), (60, 4116749), (65, 3800076), (70, 3528642), (76, 3250065), (78, 3166730), (84, 2940535), (91, 2714340), (95, 2600052), (105, 2352428), (114, 2166710), (130, 1900038), (133, 1857180), (140, 1764321), (156, 1583365), (182, 1357170), (190, 1300026), (195, 1266692), (210, 1176214), (228, 1083355), (247, 1000020), (260, 950019), (266, 928590), (273, 904780), (285, 866684), (364, 678585), (380, 650013), (390, 633346), (399, 619060), (420, 588107), (455, 542868), (494, 500010), (532, 464295), (546, 452390), (570, 433342), (665, 371436), (741, 333340), (780, 316673), (798, 309530), (910, 271434), (988, 250005), (1092, 226195), (1140, 216671), (1235, 200004), (1330, 185718), (1365, 180956), (1482, 166670), (1596, 154765), (1729, 142860), (1820, 135717), (1995, 123812), (2381, 103740), (2470, 100002), (2660, 92859), (2730, 90478), (2964, 83335), (3458, 71430), (3705, 66668), (3990, 61906), (4762, 51870), (4940, 50001), (5187, 47620), (5460, 45239), (6916, 35715), (7143, 34580), (7410, 33334), (7980, 30953), (8645, 28572), (9524, 25935), (10374, 23810), (11905, 20748), (14286, 17290), (14820, 16667)]