18891569280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{517861}}^1$

素因数の和:517902

約数の個数: 128

約数和(自身を含む): 63386308800

約数和(自身を除く): 44494739520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 9120, 12160, 18240, 36480, 517861, 1035722, 1553583, 2071444, 2589305, 3107166, 4142888, 5178610, 6214332, 7767915, 8285776, 9839359, 10357220, 12428664, 15535830, 16571552, 19678718, 20714440, 24857328, 29518077, 31071660, 33143104, 39357436, 41428880, 49196795, 49714656, 59036154, 62143320, 66286208, 78714872, 82857760, 98393590, 99429312, 118072308, 124286640, 147590385, 157429744, 165715520, 196787180, 198858624, 236144616, 248573280, 295180770, 314859488, 331431040, 393574360, 472289232, 497146560, 590361540, 629718976, 787148720, 944578464, 994293120, 1180723080, 1259437952, 1574297440, 1889156928, 2361446160, 3148594880, 3778313856, 4722892320, 6297189760, 9445784640, 18891569280]

約数ペア:

[(1, 18891569280), (2, 9445784640), (3, 6297189760), (4, 4722892320), (5, 3778313856), (6, 3148594880), (8, 2361446160), (10, 1889156928), (12, 1574297440), (15, 1259437952), (16, 1180723080), (19, 994293120), (20, 944578464), (24, 787148720), (30, 629718976), (32, 590361540), (38, 497146560), (40, 472289232), (48, 393574360), (57, 331431040), (60, 314859488), (64, 295180770), (76, 248573280), (80, 236144616), (95, 198858624), (96, 196787180), (114, 165715520), (120, 157429744), (128, 147590385), (152, 124286640), (160, 118072308), (190, 99429312), (192, 98393590), (228, 82857760), (240, 78714872), (285, 66286208), (304, 62143320), (320, 59036154), (380, 49714656), (384, 49196795), (456, 41428880), (480, 39357436), (570, 33143104), (608, 31071660), (640, 29518077), (760, 24857328), (912, 20714440), (960, 19678718), (1140, 16571552), (1216, 15535830), (1520, 12428664), (1824, 10357220), (1920, 9839359), (2280, 8285776), (2432, 7767915), (3040, 6214332), (3648, 5178610), (4560, 4142888), (6080, 3107166), (7296, 2589305), (9120, 2071444), (12160, 1553583), (18240, 1035722), (36480, 517861)]