19910455680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{545791}}^1$

素因数の和:545832

約数の個数: 128

約数和(自身を含む): 66804940800

約数和(自身を除く): 46894485120

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, 545791, 1091582, 1637373, 2183164, 2728955, 3274746, 4366328, 5457910, 6549492, 8186865, 8732656, 10370029, 10915820, 13098984, 16373730, 17465312, 20740058, 21831640, 26197968, 31110087, 32747460, 34930624, 41480116, 43663280, 51850145, 52395936, 62220174, 65494920, 69861248, 82960232, 87326560, 103700290, 104791872, 124440348, 130989840, 155550435, 165920464, 174653120, 207400580, 209583744, 248880696, 261979680, 311100870, 331840928, 349306240, 414801160, 497761392, 523959360, 622201740, 663681856, 829602320, 995522784, 1047918720, 1244403480, 1327363712, 1659204640, 1991045568, 2488806960, 3318409280, 3982091136, 4977613920, 6636818560, 9955227840, 19910455680]

約数ペア:

[(1, 19910455680), (2, 9955227840), (3, 6636818560), (4, 4977613920), (5, 3982091136), (6, 3318409280), (8, 2488806960), (10, 1991045568), (12, 1659204640), (15, 1327363712), (16, 1244403480), (19, 1047918720), (20, 995522784), (24, 829602320), (30, 663681856), (32, 622201740), (38, 523959360), (40, 497761392), (48, 414801160), (57, 349306240), (60, 331840928), (64, 311100870), (76, 261979680), (80, 248880696), (95, 209583744), (96, 207400580), (114, 174653120), (120, 165920464), (128, 155550435), (152, 130989840), (160, 124440348), (190, 104791872), (192, 103700290), (228, 87326560), (240, 82960232), (285, 69861248), (304, 65494920), (320, 62220174), (380, 52395936), (384, 51850145), (456, 43663280), (480, 41480116), (570, 34930624), (608, 32747460), (640, 31110087), (760, 26197968), (912, 21831640), (960, 20740058), (1140, 17465312), (1216, 16373730), (1520, 13098984), (1824, 10915820), (1920, 10370029), (2280, 8732656), (2432, 8186865), (3040, 6549492), (3648, 5457910), (4560, 4366328), (6080, 3274746), (7296, 2728955), (9120, 2183164), (12160, 1637373), (18240, 1091582), (36480, 545791)]