996840320

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:298

約数の個数: 256

約数和(自身を含む): 2937600000

約数和(自身を除く): 1940759680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 239, 245, 266, 280, 304, 320, 343, 380, 392, 448, 478, 490, 532, 560, 608, 640, 665, 686, 760, 784, 896, 931, 956, 980, 1064, 1120, 1195, 1216, 1330, 1372, 1520, 1568, 1673, 1715, 1862, 1912, 1960, 2128, 2240, 2390, 2432, 2660, 2744, 3040, 3136, 3346, 3430, 3724, 3824, 3920, 4256, 4480, 4541, 4655, 4780, 5320, 5488, 6080, 6272, 6517, 6692, 6860, 7448, 7648, 7840, 8365, 8512, 9082, 9310, 9560, 10640, 10976, 11711, 12160, 13034, 13384, 13720, 14896, 15296, 15680, 16730, 17024, 18164, 18620, 19120, 21280, 21952, 22705, 23422, 26068, 26768, 27440, 29792, 30592, 31360, 31787, 32585, 33460, 36328, 37240, 38240, 42560, 43904, 45410, 46844, 52136, 53536, 54880, 58555, 59584, 63574, 65170, 66920, 72656, 74480, 76480, 81977, 85120, 90820, 93688, 104272, 107072, 109760, 117110, 119168, 127148, 130340, 133840, 145312, 148960, 152960, 158935, 163954, 181640, 187376, 208544, 214144, 219520, 222509, 234220, 254296, 260680, 267680, 290624, 297920, 317870, 327908, 363280, 374752, 409885, 417088, 445018, 468440, 508592, 521360, 535360, 581248, 595840, 635740, 655816, 726560, 749504, 819770, 834176, 890036, 936880, 1017184, 1042720, 1070720, 1112545, 1271480, 1311632, 1453120, 1499008, 1557563, 1639540, 1780072, 1873760, 2034368, 2085440, 2225090, 2542960, 2623264, 2906240, 3115126, 3279080, 3560144, 3747520, 4068736, 4170880, 4450180, 5085920, 5246528, 6230252, 6558160, 7120288, 7495040, 7787815, 8900360, 10171840, 10493056, 12460504, 13116320, 14240576, 15575630, 17800720, 20343680, 24921008, 26232640, 28481152, 31151260, 35601440, 49842016, 52465280, 62302520, 71202880, 99684032, 124605040, 142405760, 199368064, 249210080, 498420160, 996840320]

約数ペア:

[(1, 996840320), (2, 498420160), (4, 249210080), (5, 199368064), (7, 142405760), (8, 124605040), (10, 99684032), (14, 71202880), (16, 62302520), (19, 52465280), (20, 49842016), (28, 35601440), (32, 31151260), (35, 28481152), (38, 26232640), (40, 24921008), (49, 20343680), (56, 17800720), (64, 15575630), (70, 14240576), (76, 13116320), (80, 12460504), (95, 10493056), (98, 10171840), (112, 8900360), (128, 7787815), (133, 7495040), (140, 7120288), (152, 6558160), (160, 6230252), (190, 5246528), (196, 5085920), (224, 4450180), (239, 4170880), (245, 4068736), (266, 3747520), (280, 3560144), (304, 3279080), (320, 3115126), (343, 2906240), (380, 2623264), (392, 2542960), (448, 2225090), (478, 2085440), (490, 2034368), (532, 1873760), (560, 1780072), (608, 1639540), (640, 1557563), (665, 1499008), (686, 1453120), (760, 1311632), (784, 1271480), (896, 1112545), (931, 1070720), (956, 1042720), (980, 1017184), (1064, 936880), (1120, 890036), (1195, 834176), (1216, 819770), (1330, 749504), (1372, 726560), (1520, 655816), (1568, 635740), (1673, 595840), (1715, 581248), (1862, 535360), (1912, 521360), (1960, 508592), (2128, 468440), (2240, 445018), (2390, 417088), (2432, 409885), (2660, 374752), (2744, 363280), (3040, 327908), (3136, 317870), (3346, 297920), (3430, 290624), (3724, 267680), (3824, 260680), (3920, 254296), (4256, 234220), (4480, 222509), (4541, 219520), (4655, 214144), (4780, 208544), (5320, 187376), (5488, 181640), (6080, 163954), (6272, 158935), (6517, 152960), (6692, 148960), (6860, 145312), (7448, 133840), (7648, 130340), (7840, 127148), (8365, 119168), (8512, 117110), (9082, 109760), (9310, 107072), (9560, 104272), (10640, 93688), (10976, 90820), (11711, 85120), (12160, 81977), (13034, 76480), (13384, 74480), (13720, 72656), (14896, 66920), (15296, 65170), (15680, 63574), (16730, 59584), (17024, 58555), (18164, 54880), (18620, 53536), (19120, 52136), (21280, 46844), (21952, 45410), (22705, 43904), (23422, 42560), (26068, 38240), (26768, 37240), (27440, 36328), (29792, 33460), (30592, 32585), (31360, 31787)]