279122760

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:458

約数の個数: 320

約数和(自身を含む): 1109560320

約数和(自身を除く): 830437560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 81, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 162, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 324, 360, 372, 378, 397, 405, 420, 434, 465, 504, 540, 558, 567, 620, 630, 648, 651, 744, 756, 794, 810, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1134, 1191, 1240, 1260, 1302, 1395, 1512, 1588, 1620, 1674, 1736, 1860, 1890, 1953, 1985, 2170, 2232, 2268, 2382, 2511, 2520, 2604, 2779, 2790, 2835, 3176, 3240, 3255, 3348, 3573, 3720, 3780, 3906, 3970, 4185, 4340, 4536, 4764, 5022, 5208, 5558, 5580, 5670, 5859, 5955, 6510, 6696, 7146, 7560, 7812, 7940, 8337, 8370, 8680, 9528, 9765, 10044, 10719, 11116, 11160, 11340, 11718, 11910, 12307, 12555, 13020, 13895, 14292, 15624, 15880, 16674, 16740, 17577, 17865, 19530, 20088, 21438, 22232, 22680, 23436, 23820, 24614, 25011, 25110, 26040, 27790, 28584, 29295, 32157, 33348, 33480, 35154, 35730, 36921, 39060, 41685, 42876, 46872, 47640, 49228, 50022, 50220, 53595, 55580, 58590, 61535, 64314, 66696, 70308, 71460, 73842, 75033, 78120, 83370, 85752, 86149, 87885, 98456, 100044, 100440, 107190, 110763, 111160, 117180, 123070, 125055, 128628, 140616, 142920, 147684, 150066, 160785, 166740, 172298, 175770, 184605, 200088, 214380, 221526, 225099, 234360, 246140, 250110, 257256, 258447, 295368, 300132, 321570, 332289, 333480, 344596, 351540, 369210, 375165, 428760, 430745, 443052, 450198, 492280, 500220, 516894, 553815, 600264, 643140, 664578, 689192, 703080, 738420, 750330, 775341, 861490, 886104, 900396, 996867, 1000440, 1033788, 1107630, 1125495, 1286280, 1292235, 1329156, 1476840, 1500660, 1550682, 1661445, 1722980, 1800792, 1993734, 2067576, 2215260, 2250990, 2326023, 2584470, 2658312, 3001320, 3101364, 3322890, 3445960, 3876705, 3987468, 4430520, 4501980, 4652046, 4984335, 5168940, 6202728, 6645780, 6978069, 7753410, 7974936, 9003960, 9304092, 9968670, 10337880, 11630115, 13291560, 13956138, 15506820, 18608184, 19937340, 23260230, 27912276, 31013640, 34890345, 39874680, 46520460, 55824552, 69780690, 93040920, 139561380, 279122760]

約数ペア:

[(1, 279122760), (2, 139561380), (3, 93040920), (4, 69780690), (5, 55824552), (6, 46520460), (7, 39874680), (8, 34890345), (9, 31013640), (10, 27912276), (12, 23260230), (14, 19937340), (15, 18608184), (18, 15506820), (20, 13956138), (21, 13291560), (24, 11630115), (27, 10337880), (28, 9968670), (30, 9304092), (31, 9003960), (35, 7974936), (36, 7753410), (40, 6978069), (42, 6645780), (45, 6202728), (54, 5168940), (56, 4984335), (60, 4652046), (62, 4501980), (63, 4430520), (70, 3987468), (72, 3876705), (81, 3445960), (84, 3322890), (90, 3101364), (93, 3001320), (105, 2658312), (108, 2584470), (120, 2326023), (124, 2250990), (126, 2215260), (135, 2067576), (140, 1993734), (155, 1800792), (162, 1722980), (168, 1661445), (180, 1550682), (186, 1500660), (189, 1476840), (210, 1329156), (216, 1292235), (217, 1286280), (248, 1125495), (252, 1107630), (270, 1033788), (279, 1000440), (280, 996867), (310, 900396), (315, 886104), (324, 861490), (360, 775341), (372, 750330), (378, 738420), (397, 703080), (405, 689192), (420, 664578), (434, 643140), (465, 600264), (504, 553815), (540, 516894), (558, 500220), (567, 492280), (620, 450198), (630, 443052), (648, 430745), (651, 428760), (744, 375165), (756, 369210), (794, 351540), (810, 344596), (837, 333480), (840, 332289), (868, 321570), (930, 300132), (945, 295368), (1080, 258447), (1085, 257256), (1116, 250110), (1134, 246140), (1191, 234360), (1240, 225099), (1260, 221526), (1302, 214380), (1395, 200088), (1512, 184605), (1588, 175770), (1620, 172298), (1674, 166740), (1736, 160785), (1860, 150066), (1890, 147684), (1953, 142920), (1985, 140616), (2170, 128628), (2232, 125055), (2268, 123070), (2382, 117180), (2511, 111160), (2520, 110763), (2604, 107190), (2779, 100440), (2790, 100044), (2835, 98456), (3176, 87885), (3240, 86149), (3255, 85752), (3348, 83370), (3573, 78120), (3720, 75033), (3780, 73842), (3906, 71460), (3970, 70308), (4185, 66696), (4340, 64314), (4536, 61535), (4764, 58590), (5022, 55580), (5208, 53595), (5558, 50220), (5580, 50022), (5670, 49228), (5859, 47640), (5955, 46872), (6510, 42876), (6696, 41685), (7146, 39060), (7560, 36921), (7812, 35730), (7940, 35154), (8337, 33480), (8370, 33348), (8680, 32157), (9528, 29295), (9765, 28584), (10044, 27790), (10719, 26040), (11116, 25110), (11160, 25011), (11340, 24614), (11718, 23820), (11910, 23436), (12307, 22680), (12555, 22232), (13020, 21438), (13895, 20088), (14292, 19530), (15624, 17865), (15880, 17577), (16674, 16740)]