821945280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1083

約数の個数: 224

約数和(自身を含む): 2855268864

約数和(自身を除く): 2033323584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 67, 78, 80, 96, 104, 120, 130, 134, 156, 160, 192, 195, 201, 208, 240, 260, 268, 312, 320, 335, 390, 402, 416, 480, 520, 536, 624, 670, 780, 804, 832, 871, 960, 983, 1005, 1040, 1072, 1248, 1340, 1560, 1608, 1742, 1966, 2010, 2080, 2144, 2496, 2613, 2680, 2949, 3120, 3216, 3484, 3932, 4020, 4160, 4288, 4355, 4915, 5226, 5360, 5898, 6240, 6432, 6968, 7864, 8040, 8710, 9830, 10452, 10720, 11796, 12480, 12779, 12864, 13065, 13936, 14745, 15728, 16080, 17420, 19660, 20904, 21440, 23592, 25558, 26130, 27872, 29490, 31456, 32160, 34840, 38337, 39320, 41808, 47184, 51116, 52260, 55744, 58980, 62912, 63895, 64320, 65861, 69680, 76674, 78640, 83616, 94368, 102232, 104520, 117960, 127790, 131722, 139360, 153348, 157280, 167232, 188736, 191685, 197583, 204464, 209040, 235920, 255580, 263444, 278720, 306696, 314560, 329305, 383370, 395166, 408928, 418080, 471840, 511160, 526888, 613392, 658610, 766740, 790332, 817856, 836160, 856193, 943680, 987915, 1022320, 1053776, 1226784, 1317220, 1533480, 1580664, 1712386, 1975830, 2044640, 2107552, 2453568, 2568579, 2634440, 3066960, 3161328, 3424772, 3951660, 4089280, 4215104, 4280965, 5137158, 5268880, 6133920, 6322656, 6849544, 7903320, 8561930, 10274316, 10537760, 12267840, 12645312, 12842895, 13699088, 15806640, 17123860, 20548632, 21075520, 25685790, 27398176, 31613280, 34247720, 41097264, 51371580, 54796352, 63226560, 68495440, 82194528, 102743160, 136990880, 164389056, 205486320, 273981760, 410972640, 821945280]

約数ペア:

[(1, 821945280), (2, 410972640), (3, 273981760), (4, 205486320), (5, 164389056), (6, 136990880), (8, 102743160), (10, 82194528), (12, 68495440), (13, 63226560), (15, 54796352), (16, 51371580), (20, 41097264), (24, 34247720), (26, 31613280), (30, 27398176), (32, 25685790), (39, 21075520), (40, 20548632), (48, 17123860), (52, 15806640), (60, 13699088), (64, 12842895), (65, 12645312), (67, 12267840), (78, 10537760), (80, 10274316), (96, 8561930), (104, 7903320), (120, 6849544), (130, 6322656), (134, 6133920), (156, 5268880), (160, 5137158), (192, 4280965), (195, 4215104), (201, 4089280), (208, 3951660), (240, 3424772), (260, 3161328), (268, 3066960), (312, 2634440), (320, 2568579), (335, 2453568), (390, 2107552), (402, 2044640), (416, 1975830), (480, 1712386), (520, 1580664), (536, 1533480), (624, 1317220), (670, 1226784), (780, 1053776), (804, 1022320), (832, 987915), (871, 943680), (960, 856193), (983, 836160), (1005, 817856), (1040, 790332), (1072, 766740), (1248, 658610), (1340, 613392), (1560, 526888), (1608, 511160), (1742, 471840), (1966, 418080), (2010, 408928), (2080, 395166), (2144, 383370), (2496, 329305), (2613, 314560), (2680, 306696), (2949, 278720), (3120, 263444), (3216, 255580), (3484, 235920), (3932, 209040), (4020, 204464), (4160, 197583), (4288, 191685), (4355, 188736), (4915, 167232), (5226, 157280), (5360, 153348), (5898, 139360), (6240, 131722), (6432, 127790), (6968, 117960), (7864, 104520), (8040, 102232), (8710, 94368), (9830, 83616), (10452, 78640), (10720, 76674), (11796, 69680), (12480, 65861), (12779, 64320), (12864, 63895), (13065, 62912), (13936, 58980), (14745, 55744), (15728, 52260), (16080, 51116), (17420, 47184), (19660, 41808), (20904, 39320), (21440, 38337), (23592, 34840), (25558, 32160), (26130, 31456), (27872, 29490)]