20189954880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{3923}}^1$

素因数の和:5733

約数の個数: 168

約数和(自身を含む): 69501605472

約数和(自身を除く): 49311650592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 1787, 2880, 3574, 3923, 5361, 7148, 7846, 8935, 10722, 11769, 14296, 15692, 16083, 17870, 19615, 21444, 23538, 26805, 28592, 31384, 32166, 35307, 35740, 39230, 42888, 47076, 53610, 57184, 58845, 62768, 64332, 70614, 71480, 78460, 80415, 85776, 94152, 107220, 114368, 117690, 125536, 128664, 141228, 142960, 156920, 160830, 171552, 176535, 188304, 214440, 235380, 251072, 257328, 282456, 285920, 313840, 321660, 343104, 353070, 376608, 428880, 470760, 514656, 564912, 571840, 627680, 643320, 706140, 753216, 857760, 941520, 1029312, 1129824, 1255360, 1286640, 1412280, 1715520, 1883040, 2259648, 2573280, 2824560, 3766080, 5146560, 5649120, 7010401, 11298240, 14020802, 21031203, 28041604, 35052005, 42062406, 56083208, 63093609, 70104010, 84124812, 105156015, 112166416, 126187218, 140208020, 168249624, 210312030, 224332832, 252374436, 280416040, 315468045, 336499248, 420624060, 448665664, 504748872, 560832080, 630936090, 672998496, 841248120, 1009497744, 1121664160, 1261872180, 1345996992, 1682496240, 2018995488, 2243328320, 2523744360, 3364992480, 4037990976, 5047488720, 6729984960, 10094977440, 20189954880]

約数ペア:

[(1, 20189954880), (2, 10094977440), (3, 6729984960), (4, 5047488720), (5, 4037990976), (6, 3364992480), (8, 2523744360), (9, 2243328320), (10, 2018995488), (12, 1682496240), (15, 1345996992), (16, 1261872180), (18, 1121664160), (20, 1009497744), (24, 841248120), (30, 672998496), (32, 630936090), (36, 560832080), (40, 504748872), (45, 448665664), (48, 420624060), (60, 336499248), (64, 315468045), (72, 280416040), (80, 252374436), (90, 224332832), (96, 210312030), (120, 168249624), (144, 140208020), (160, 126187218), (180, 112166416), (192, 105156015), (240, 84124812), (288, 70104010), (320, 63093609), (360, 56083208), (480, 42062406), (576, 35052005), (720, 28041604), (960, 21031203), (1440, 14020802), (1787, 11298240), (2880, 7010401), (3574, 5649120), (3923, 5146560), (5361, 3766080), (7148, 2824560), (7846, 2573280), (8935, 2259648), (10722, 1883040), (11769, 1715520), (14296, 1412280), (15692, 1286640), (16083, 1255360), (17870, 1129824), (19615, 1029312), (21444, 941520), (23538, 857760), (26805, 753216), (28592, 706140), (31384, 643320), (32166, 627680), (35307, 571840), (35740, 564912), (39230, 514656), (42888, 470760), (47076, 428880), (53610, 376608), (57184, 353070), (58845, 343104), (62768, 321660), (64332, 313840), (70614, 285920), (71480, 282456), (78460, 257328), (80415, 251072), (85776, 235380), (94152, 214440), (107220, 188304), (114368, 176535), (117690, 171552), (125536, 160830), (128664, 156920), (141228, 142960)]