209648040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:232

約数の個数: 256

約数和(自身を含む): 758661120

約数和(自身を除く): 549013080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 83, 84, 93, 97, 105, 120, 124, 140, 155, 166, 168, 186, 194, 210, 217, 248, 249, 280, 291, 310, 332, 372, 388, 415, 420, 434, 465, 485, 498, 581, 582, 620, 651, 664, 679, 744, 776, 830, 840, 868, 930, 970, 996, 1085, 1162, 1164, 1240, 1245, 1302, 1358, 1455, 1660, 1736, 1743, 1860, 1940, 1992, 2037, 2170, 2324, 2328, 2490, 2573, 2604, 2716, 2905, 2910, 3007, 3255, 3320, 3395, 3486, 3720, 3880, 4074, 4340, 4648, 4980, 5146, 5208, 5432, 5810, 5820, 6014, 6510, 6790, 6972, 7719, 8051, 8148, 8680, 8715, 9021, 9960, 10185, 10292, 11620, 11640, 12028, 12865, 13020, 13580, 13944, 15035, 15438, 16102, 16296, 17430, 18011, 18042, 20370, 20584, 21049, 23240, 24056, 24153, 25730, 26040, 27160, 30070, 30876, 32204, 34860, 36022, 36084, 38595, 40255, 40740, 42098, 45105, 48306, 51460, 54033, 56357, 60140, 61752, 63147, 64408, 69720, 72044, 72168, 77190, 80510, 81480, 84196, 90055, 90210, 96612, 102920, 105245, 108066, 112714, 120280, 120765, 126294, 144088, 154380, 161020, 168392, 169071, 180110, 180420, 193224, 210490, 216132, 225428, 241530, 249581, 252588, 270165, 281785, 308760, 315735, 322040, 338142, 360220, 360840, 420980, 432264, 450856, 483060, 499162, 505176, 540330, 563570, 631470, 676284, 720440, 748743, 841960, 845355, 966120, 998324, 1080660, 1127140, 1247905, 1262940, 1352568, 1497486, 1690710, 1747067, 1996648, 2161320, 2254280, 2495810, 2525880, 2994972, 3381420, 3494134, 3743715, 4991620, 5241201, 5989944, 6762840, 6988268, 7487430, 8735335, 9983240, 10482402, 13976536, 14974860, 17470670, 20964804, 26206005, 29949720, 34941340, 41929608, 52412010, 69882680, 104824020, 209648040]

約数ペア:

[(1, 209648040), (2, 104824020), (3, 69882680), (4, 52412010), (5, 41929608), (6, 34941340), (7, 29949720), (8, 26206005), (10, 20964804), (12, 17470670), (14, 14974860), (15, 13976536), (20, 10482402), (21, 9983240), (24, 8735335), (28, 7487430), (30, 6988268), (31, 6762840), (35, 5989944), (40, 5241201), (42, 4991620), (56, 3743715), (60, 3494134), (62, 3381420), (70, 2994972), (83, 2525880), (84, 2495810), (93, 2254280), (97, 2161320), (105, 1996648), (120, 1747067), (124, 1690710), (140, 1497486), (155, 1352568), (166, 1262940), (168, 1247905), (186, 1127140), (194, 1080660), (210, 998324), (217, 966120), (248, 845355), (249, 841960), (280, 748743), (291, 720440), (310, 676284), (332, 631470), (372, 563570), (388, 540330), (415, 505176), (420, 499162), (434, 483060), (465, 450856), (485, 432264), (498, 420980), (581, 360840), (582, 360220), (620, 338142), (651, 322040), (664, 315735), (679, 308760), (744, 281785), (776, 270165), (830, 252588), (840, 249581), (868, 241530), (930, 225428), (970, 216132), (996, 210490), (1085, 193224), (1162, 180420), (1164, 180110), (1240, 169071), (1245, 168392), (1302, 161020), (1358, 154380), (1455, 144088), (1660, 126294), (1736, 120765), (1743, 120280), (1860, 112714), (1940, 108066), (1992, 105245), (2037, 102920), (2170, 96612), (2324, 90210), (2328, 90055), (2490, 84196), (2573, 81480), (2604, 80510), (2716, 77190), (2905, 72168), (2910, 72044), (3007, 69720), (3255, 64408), (3320, 63147), (3395, 61752), (3486, 60140), (3720, 56357), (3880, 54033), (4074, 51460), (4340, 48306), (4648, 45105), (4980, 42098), (5146, 40740), (5208, 40255), (5432, 38595), (5810, 36084), (5820, 36022), (6014, 34860), (6510, 32204), (6790, 30876), (6972, 30070), (7719, 27160), (8051, 26040), (8148, 25730), (8680, 24153), (8715, 24056), (9021, 23240), (9960, 21049), (10185, 20584), (10292, 20370), (11620, 18042), (11640, 18011), (12028, 17430), (12865, 16296), (13020, 16102), (13580, 15438), (13944, 15035)]