221619840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{683}}^1$

素因数の和:731

約数の個数: 192

約数和(自身を含む): 766052640

約数和(自身を除く): 544432800

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, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 676, 683, 780, 832, 845, 960, 1014, 1040, 1248, 1352, 1366, 1560, 1664, 1690, 1920, 2028, 2049, 2080, 2496, 2535, 2704, 2732, 3120, 3380, 3415, 4056, 4098, 4160, 4992, 5070, 5408, 5464, 6240, 6760, 6830, 8112, 8196, 8320, 8879, 10140, 10245, 10816, 10928, 12480, 13520, 13660, 16224, 16392, 17758, 20280, 20490, 21632, 21856, 24960, 26637, 27040, 27320, 32448, 32784, 35516, 40560, 40980, 43712, 44395, 53274, 54080, 54640, 64896, 65568, 71032, 81120, 81960, 87424, 88790, 106548, 108160, 109280, 115427, 131136, 133185, 142064, 162240, 163920, 177580, 213096, 218560, 230854, 262272, 266370, 284128, 324480, 327840, 346281, 355160, 426192, 437120, 461708, 532740, 568256, 577135, 655680, 692562, 710320, 852384, 923416, 1065480, 1136512, 1154270, 1311360, 1385124, 1420640, 1704768, 1731405, 1846832, 2130960, 2308540, 2770248, 2841280, 3409536, 3462810, 3693664, 4261920, 4617080, 5540496, 5682560, 6925620, 7387328, 8523840, 9234160, 11080992, 13851240, 14774656, 17047680, 18468320, 22161984, 27702480, 36936640, 44323968, 55404960, 73873280, 110809920, 221619840]

約数ペア:

[(1, 221619840), (2, 110809920), (3, 73873280), (4, 55404960), (5, 44323968), (6, 36936640), (8, 27702480), (10, 22161984), (12, 18468320), (13, 17047680), (15, 14774656), (16, 13851240), (20, 11080992), (24, 9234160), (26, 8523840), (30, 7387328), (32, 6925620), (39, 5682560), (40, 5540496), (48, 4617080), (52, 4261920), (60, 3693664), (64, 3462810), (65, 3409536), (78, 2841280), (80, 2770248), (96, 2308540), (104, 2130960), (120, 1846832), (128, 1731405), (130, 1704768), (156, 1420640), (160, 1385124), (169, 1311360), (192, 1154270), (195, 1136512), (208, 1065480), (240, 923416), (260, 852384), (312, 710320), (320, 692562), (338, 655680), (384, 577135), (390, 568256), (416, 532740), (480, 461708), (507, 437120), (520, 426192), (624, 355160), (640, 346281), (676, 327840), (683, 324480), (780, 284128), (832, 266370), (845, 262272), (960, 230854), (1014, 218560), (1040, 213096), (1248, 177580), (1352, 163920), (1366, 162240), (1560, 142064), (1664, 133185), (1690, 131136), (1920, 115427), (2028, 109280), (2049, 108160), (2080, 106548), (2496, 88790), (2535, 87424), (2704, 81960), (2732, 81120), (3120, 71032), (3380, 65568), (3415, 64896), (4056, 54640), (4098, 54080), (4160, 53274), (4992, 44395), (5070, 43712), (5408, 40980), (5464, 40560), (6240, 35516), (6760, 32784), (6830, 32448), (8112, 27320), (8196, 27040), (8320, 26637), (8879, 24960), (10140, 21856), (10245, 21632), (10816, 20490), (10928, 20280), (12480, 17758), (13520, 16392), (13660, 16224)]