245921760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:846

約数の個数: 288

約数和(自身を含む): 991291392

約数和(自身を除く): 745369632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 720, 744, 787, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1574, 1680, 1736, 1860, 1953, 2016, 2170, 2232, 2361, 2480, 2520, 2604, 2790, 2976, 3148, 3255, 3360, 3472, 3720, 3906, 3935, 4340, 4464, 4722, 4960, 5040, 5208, 5509, 5580, 6296, 6510, 6944, 7083, 7440, 7812, 7870, 8680, 8928, 9444, 9765, 10080, 10416, 11018, 11160, 11805, 12592, 13020, 14166, 14880, 15624, 15740, 16527, 17360, 18888, 19530, 20832, 22036, 22320, 23610, 24397, 25184, 26040, 27545, 28332, 31248, 31480, 33054, 34720, 35415, 37776, 39060, 44072, 44640, 47220, 48794, 49581, 52080, 55090, 56664, 62496, 62960, 66108, 70830, 73191, 75552, 78120, 82635, 88144, 94440, 97588, 99162, 104160, 110180, 113328, 121985, 125920, 132216, 141660, 146382, 156240, 165270, 170779, 176288, 188880, 195176, 198324, 219573, 220360, 226656, 243970, 247905, 264432, 283320, 292764, 312480, 330540, 341558, 365955, 377760, 390352, 396648, 439146, 440720, 487940, 495810, 512337, 528864, 566640, 585528, 661080, 683116, 731910, 780704, 793296, 853895, 878292, 881440, 975880, 991620, 1024674, 1097865, 1133280, 1171056, 1322160, 1366232, 1463820, 1537011, 1586592, 1707790, 1756584, 1951760, 1983240, 2049348, 2195730, 2342112, 2561685, 2644320, 2732464, 2927640, 3074022, 3415580, 3513168, 3903520, 3966480, 4098696, 4391460, 5123370, 5464928, 5855280, 6148044, 6831160, 7026336, 7685055, 7932960, 8197392, 8782920, 10246740, 11710560, 12296088, 13662320, 15370110, 16394784, 17565840, 20493480, 24592176, 27324640, 30740220, 35131680, 40986960, 49184352, 61480440, 81973920, 122960880, 245921760]

約数ペア:

[(1, 245921760), (2, 122960880), (3, 81973920), (4, 61480440), (5, 49184352), (6, 40986960), (7, 35131680), (8, 30740220), (9, 27324640), (10, 24592176), (12, 20493480), (14, 17565840), (15, 16394784), (16, 15370110), (18, 13662320), (20, 12296088), (21, 11710560), (24, 10246740), (28, 8782920), (30, 8197392), (31, 7932960), (32, 7685055), (35, 7026336), (36, 6831160), (40, 6148044), (42, 5855280), (45, 5464928), (48, 5123370), (56, 4391460), (60, 4098696), (62, 3966480), (63, 3903520), (70, 3513168), (72, 3415580), (80, 3074022), (84, 2927640), (90, 2732464), (93, 2644320), (96, 2561685), (105, 2342112), (112, 2195730), (120, 2049348), (124, 1983240), (126, 1951760), (140, 1756584), (144, 1707790), (155, 1586592), (160, 1537011), (168, 1463820), (180, 1366232), (186, 1322160), (210, 1171056), (217, 1133280), (224, 1097865), (240, 1024674), (248, 991620), (252, 975880), (279, 881440), (280, 878292), (288, 853895), (310, 793296), (315, 780704), (336, 731910), (360, 683116), (372, 661080), (420, 585528), (434, 566640), (465, 528864), (480, 512337), (496, 495810), (504, 487940), (558, 440720), (560, 439146), (620, 396648), (630, 390352), (651, 377760), (672, 365955), (720, 341558), (744, 330540), (787, 312480), (840, 292764), (868, 283320), (930, 264432), (992, 247905), (1008, 243970), (1085, 226656), (1116, 220360), (1120, 219573), (1240, 198324), (1260, 195176), (1302, 188880), (1395, 176288), (1440, 170779), (1488, 165270), (1574, 156240), (1680, 146382), (1736, 141660), (1860, 132216), (1953, 125920), (2016, 121985), (2170, 113328), (2232, 110180), (2361, 104160), (2480, 99162), (2520, 97588), (2604, 94440), (2790, 88144), (2976, 82635), (3148, 78120), (3255, 75552), (3360, 73191), (3472, 70830), (3720, 66108), (3906, 62960), (3935, 62496), (4340, 56664), (4464, 55090), (4722, 52080), (4960, 49581), (5040, 48794), (5208, 47220), (5509, 44640), (5580, 44072), (6296, 39060), (6510, 37776), (6944, 35415), (7083, 34720), (7440, 33054), (7812, 31480), (7870, 31248), (8680, 28332), (8928, 27545), (9444, 26040), (9765, 25184), (10080, 24397), (10416, 23610), (11018, 22320), (11160, 22036), (11805, 20832), (12592, 19530), (13020, 18888), (14166, 17360), (14880, 16527), (15624, 15740)]