121819680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 431464320

約数和(自身を除く): 309644640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 163, 173, 180, 216, 240, 270, 288, 326, 346, 360, 432, 480, 489, 519, 540, 652, 692, 720, 815, 864, 865, 978, 1038, 1080, 1304, 1384, 1440, 1467, 1557, 1630, 1730, 1956, 2076, 2160, 2445, 2595, 2608, 2768, 2934, 3114, 3260, 3460, 3912, 4152, 4320, 4401, 4671, 4890, 5190, 5216, 5536, 5868, 6228, 6520, 6920, 7335, 7785, 7824, 8304, 8802, 9342, 9780, 10380, 11736, 12456, 13040, 13840, 14670, 15570, 15648, 16608, 17604, 18684, 19560, 20760, 22005, 23355, 23472, 24912, 26080, 27680, 28199, 29340, 31140, 35208, 37368, 39120, 41520, 44010, 46710, 46944, 49824, 56398, 58680, 62280, 70416, 74736, 78240, 83040, 84597, 88020, 93420, 112796, 117360, 124560, 140832, 140995, 149472, 169194, 176040, 186840, 225592, 234720, 249120, 253791, 281990, 338388, 352080, 373680, 422985, 451184, 507582, 563980, 676776, 704160, 747360, 761373, 845970, 902368, 1015164, 1127960, 1268955, 1353552, 1522746, 1691940, 2030328, 2255920, 2537910, 2707104, 3045492, 3383880, 3806865, 4060656, 4511840, 5075820, 6090984, 6767760, 7613730, 8121312, 10151640, 12181968, 13535520, 15227460, 20303280, 24363936, 30454920, 40606560, 60909840, 121819680]

約数ペア:

[(1, 121819680), (2, 60909840), (3, 40606560), (4, 30454920), (5, 24363936), (6, 20303280), (8, 15227460), (9, 13535520), (10, 12181968), (12, 10151640), (15, 8121312), (16, 7613730), (18, 6767760), (20, 6090984), (24, 5075820), (27, 4511840), (30, 4060656), (32, 3806865), (36, 3383880), (40, 3045492), (45, 2707104), (48, 2537910), (54, 2255920), (60, 2030328), (72, 1691940), (80, 1522746), (90, 1353552), (96, 1268955), (108, 1127960), (120, 1015164), (135, 902368), (144, 845970), (160, 761373), (163, 747360), (173, 704160), (180, 676776), (216, 563980), (240, 507582), (270, 451184), (288, 422985), (326, 373680), (346, 352080), (360, 338388), (432, 281990), (480, 253791), (489, 249120), (519, 234720), (540, 225592), (652, 186840), (692, 176040), (720, 169194), (815, 149472), (864, 140995), (865, 140832), (978, 124560), (1038, 117360), (1080, 112796), (1304, 93420), (1384, 88020), (1440, 84597), (1467, 83040), (1557, 78240), (1630, 74736), (1730, 70416), (1956, 62280), (2076, 58680), (2160, 56398), (2445, 49824), (2595, 46944), (2608, 46710), (2768, 44010), (2934, 41520), (3114, 39120), (3260, 37368), (3460, 35208), (3912, 31140), (4152, 29340), (4320, 28199), (4401, 27680), (4671, 26080), (4890, 24912), (5190, 23472), (5216, 23355), (5536, 22005), (5868, 20760), (6228, 19560), (6520, 18684), (6920, 17604), (7335, 16608), (7785, 15648), (7824, 15570), (8304, 14670), (8802, 13840), (9342, 13040), (9780, 12456), (10380, 11736)]