213780960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4789}}^1$

素因数の和:4841

約数の個数: 144

約数和(自身を含む): 753217920

約数和(自身を除く): 539436960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4789, 4960, 5580, 7440, 8928, 9578, 11160, 14367, 14880, 19156, 22320, 23945, 28734, 38312, 43101, 44640, 47890, 57468, 71835, 76624, 86202, 95780, 114936, 143670, 148459, 153248, 172404, 191560, 215505, 229872, 287340, 296918, 344808, 383120, 431010, 445377, 459744, 574680, 593836, 689616, 742295, 766240, 862020, 890754, 1149360, 1187672, 1336131, 1379232, 1484590, 1724040, 1781508, 2226885, 2298720, 2375344, 2672262, 2969180, 3448080, 3563016, 4453770, 4750688, 5344524, 5938360, 6680655, 6896160, 7126032, 8907540, 10689048, 11876720, 13361310, 14252064, 17815080, 21378096, 23753440, 26722620, 35630160, 42756192, 53445240, 71260320, 106890480, 213780960]

約数ペア:

[(1, 213780960), (2, 106890480), (3, 71260320), (4, 53445240), (5, 42756192), (6, 35630160), (8, 26722620), (9, 23753440), (10, 21378096), (12, 17815080), (15, 14252064), (16, 13361310), (18, 11876720), (20, 10689048), (24, 8907540), (30, 7126032), (31, 6896160), (32, 6680655), (36, 5938360), (40, 5344524), (45, 4750688), (48, 4453770), (60, 3563016), (62, 3448080), (72, 2969180), (80, 2672262), (90, 2375344), (93, 2298720), (96, 2226885), (120, 1781508), (124, 1724040), (144, 1484590), (155, 1379232), (160, 1336131), (180, 1187672), (186, 1149360), (240, 890754), (248, 862020), (279, 766240), (288, 742295), (310, 689616), (360, 593836), (372, 574680), (465, 459744), (480, 445377), (496, 431010), (558, 383120), (620, 344808), (720, 296918), (744, 287340), (930, 229872), (992, 215505), (1116, 191560), (1240, 172404), (1395, 153248), (1440, 148459), (1488, 143670), (1860, 114936), (2232, 95780), (2480, 86202), (2790, 76624), (2976, 71835), (3720, 57468), (4464, 47890), (4789, 44640), (4960, 43101), (5580, 38312), (7440, 28734), (8928, 23945), (9578, 22320), (11160, 19156), (14367, 14880)]