128757600

素因数分解:

$2^5\times 3^4\times 5^2\times {\mathrm{1987}}^1$

素因数の和:2019

約数の個数: 180

約数和(自身を含む): 469790244

約数和(自身を除く): 341032644

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 270, 288, 300, 324, 360, 400, 405, 432, 450, 480, 540, 600, 648, 675, 720, 800, 810, 864, 900, 1080, 1200, 1296, 1350, 1440, 1620, 1800, 1987, 2025, 2160, 2400, 2592, 2700, 3240, 3600, 3974, 4050, 4320, 5400, 5961, 6480, 7200, 7948, 8100, 9935, 10800, 11922, 12960, 15896, 16200, 17883, 19870, 21600, 23844, 29805, 31792, 32400, 35766, 39740, 47688, 49675, 53649, 59610, 63584, 64800, 71532, 79480, 89415, 95376, 99350, 107298, 119220, 143064, 149025, 158960, 160947, 178830, 190752, 198700, 214596, 238440, 268245, 286128, 298050, 317920, 321894, 357660, 397400, 429192, 447075, 476880, 536490, 572256, 596100, 643788, 715320, 794800, 804735, 858384, 894150, 953760, 1072980, 1192200, 1287576, 1341225, 1430640, 1589600, 1609470, 1716768, 1788300, 2145960, 2384400, 2575152, 2682450, 2861280, 3218940, 3576600, 4023675, 4291920, 4768800, 5150304, 5364900, 6437880, 7153200, 8047350, 8583840, 10729800, 12875760, 14306400, 16094700, 21459600, 25751520, 32189400, 42919200, 64378800, 128757600]

約数ペア:

[(1, 128757600), (2, 64378800), (3, 42919200), (4, 32189400), (5, 25751520), (6, 21459600), (8, 16094700), (9, 14306400), (10, 12875760), (12, 10729800), (15, 8583840), (16, 8047350), (18, 7153200), (20, 6437880), (24, 5364900), (25, 5150304), (27, 4768800), (30, 4291920), (32, 4023675), (36, 3576600), (40, 3218940), (45, 2861280), (48, 2682450), (50, 2575152), (54, 2384400), (60, 2145960), (72, 1788300), (75, 1716768), (80, 1609470), (81, 1589600), (90, 1430640), (96, 1341225), (100, 1287576), (108, 1192200), (120, 1072980), (135, 953760), (144, 894150), (150, 858384), (160, 804735), (162, 794800), (180, 715320), (200, 643788), (216, 596100), (225, 572256), (240, 536490), (270, 476880), (288, 447075), (300, 429192), (324, 397400), (360, 357660), (400, 321894), (405, 317920), (432, 298050), (450, 286128), (480, 268245), (540, 238440), (600, 214596), (648, 198700), (675, 190752), (720, 178830), (800, 160947), (810, 158960), (864, 149025), (900, 143064), (1080, 119220), (1200, 107298), (1296, 99350), (1350, 95376), (1440, 89415), (1620, 79480), (1800, 71532), (1987, 64800), (2025, 63584), (2160, 59610), (2400, 53649), (2592, 49675), (2700, 47688), (3240, 39740), (3600, 35766), (3974, 32400), (4050, 31792), (4320, 29805), (5400, 23844), (5961, 21600), (6480, 19870), (7200, 17883), (7948, 16200), (8100, 15896), (9935, 12960), (10800, 11922)]