320504040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3191}}^1$

素因数の和:3245

約数の個数: 160

約数和(自身を含む): 1112348160

約数和(自身を除く): 791844120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1620, 1674, 1860, 2232, 2511, 2790, 3191, 3240, 3348, 3720, 4185, 5022, 5580, 6382, 6696, 8370, 9573, 10044, 11160, 12555, 12764, 15955, 16740, 19146, 20088, 25110, 25528, 28719, 31910, 33480, 38292, 47865, 50220, 57438, 63820, 76584, 86157, 95730, 98921, 100440, 114876, 127640, 143595, 172314, 191460, 197842, 229752, 258471, 287190, 296763, 344628, 382920, 395684, 430785, 494605, 516942, 574380, 593526, 689256, 791368, 861570, 890289, 989210, 1033884, 1148760, 1187052, 1292355, 1483815, 1723140, 1780578, 1978420, 2067768, 2374104, 2584710, 2670867, 2967630, 3446280, 3561156, 3956840, 4451445, 5169420, 5341734, 5935260, 7122312, 8012601, 8902890, 10338840, 10683468, 11870520, 13354335, 16025202, 17805780, 21366936, 26708670, 32050404, 35611560, 40063005, 53417340, 64100808, 80126010, 106834680, 160252020, 320504040]

約数ペア:

[(1, 320504040), (2, 160252020), (3, 106834680), (4, 80126010), (5, 64100808), (6, 53417340), (8, 40063005), (9, 35611560), (10, 32050404), (12, 26708670), (15, 21366936), (18, 17805780), (20, 16025202), (24, 13354335), (27, 11870520), (30, 10683468), (31, 10338840), (36, 8902890), (40, 8012601), (45, 7122312), (54, 5935260), (60, 5341734), (62, 5169420), (72, 4451445), (81, 3956840), (90, 3561156), (93, 3446280), (108, 2967630), (120, 2670867), (124, 2584710), (135, 2374104), (155, 2067768), (162, 1978420), (180, 1780578), (186, 1723140), (216, 1483815), (248, 1292355), (270, 1187052), (279, 1148760), (310, 1033884), (324, 989210), (360, 890289), (372, 861570), (405, 791368), (465, 689256), (540, 593526), (558, 574380), (620, 516942), (648, 494605), (744, 430785), (810, 395684), (837, 382920), (930, 344628), (1080, 296763), (1116, 287190), (1240, 258471), (1395, 229752), (1620, 197842), (1674, 191460), (1860, 172314), (2232, 143595), (2511, 127640), (2790, 114876), (3191, 100440), (3240, 98921), (3348, 95730), (3720, 86157), (4185, 76584), (5022, 63820), (5580, 57438), (6382, 50220), (6696, 47865), (8370, 38292), (9573, 33480), (10044, 31910), (11160, 28719), (12555, 25528), (12764, 25110), (15955, 20088), (16740, 19146)]