19645457280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{80567}}^1$

素因数の和:80716

約数の個数: 128

約数和(自身を含む): 63113748480

約数和(自身を除く): 43468291200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 8128, 10160, 12192, 15240, 16256, 20320, 24384, 30480, 40640, 48768, 60960, 80567, 81280, 121920, 161134, 241701, 243840, 322268, 402835, 483402, 644536, 805670, 966804, 1208505, 1289072, 1611340, 1933608, 2417010, 2578144, 3222680, 3867216, 4834020, 5156288, 6445360, 7734432, 9668040, 10232009, 10312576, 12890720, 15468864, 19336080, 20464018, 25781440, 30696027, 30937728, 38672160, 40928036, 51160045, 51562880, 61392054, 77344320, 81856072, 102320090, 122784108, 153480135, 154688640, 163712144, 204640180, 245568216, 306960270, 327424288, 409280360, 491136432, 613920540, 654848576, 818560720, 982272864, 1227841080, 1309697152, 1637121440, 1964545728, 2455682160, 3274242880, 3929091456, 4911364320, 6548485760, 9822728640, 19645457280]

約数ペア:

[(1, 19645457280), (2, 9822728640), (3, 6548485760), (4, 4911364320), (5, 3929091456), (6, 3274242880), (8, 2455682160), (10, 1964545728), (12, 1637121440), (15, 1309697152), (16, 1227841080), (20, 982272864), (24, 818560720), (30, 654848576), (32, 613920540), (40, 491136432), (48, 409280360), (60, 327424288), (64, 306960270), (80, 245568216), (96, 204640180), (120, 163712144), (127, 154688640), (128, 153480135), (160, 122784108), (192, 102320090), (240, 81856072), (254, 77344320), (320, 61392054), (381, 51562880), (384, 51160045), (480, 40928036), (508, 38672160), (635, 30937728), (640, 30696027), (762, 25781440), (960, 20464018), (1016, 19336080), (1270, 15468864), (1524, 12890720), (1905, 10312576), (1920, 10232009), (2032, 9668040), (2540, 7734432), (3048, 6445360), (3810, 5156288), (4064, 4834020), (5080, 3867216), (6096, 3222680), (7620, 2578144), (8128, 2417010), (10160, 1933608), (12192, 1611340), (15240, 1289072), (16256, 1208505), (20320, 966804), (24384, 805670), (30480, 644536), (40640, 483402), (48768, 402835), (60960, 322268), (80567, 243840), (81280, 241701), (121920, 161134)]