2689250760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{355721}}^1$

素因数の和:355748

約数の個数: 128

約数和(自身を含む): 10244793600

約数和(自身を除く): 7555542840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 355721, 711442, 1067163, 1422884, 1778605, 2134326, 2490047, 2845768, 3201489, 3557210, 4268652, 4980094, 5335815, 6402978, 7114420, 7470141, 8537304, 9604467, 9960188, 10671630, 12450235, 12805956, 14228840, 14940282, 16007445, 19208934, 19920376, 21343260, 22410423, 24900470, 25611912, 29880564, 32014890, 37350705, 38417868, 42686520, 44820846, 48022335, 49800940, 59761128, 64029780, 67231269, 74701410, 76835736, 89641692, 96044670, 99601880, 112052115, 128059560, 134462538, 149402820, 179283384, 192089340, 224104230, 268925076, 298805640, 336156345, 384178680, 448208460, 537850152, 672312690, 896416920, 1344625380, 2689250760]

約数ペア:

[(1, 2689250760), (2, 1344625380), (3, 896416920), (4, 672312690), (5, 537850152), (6, 448208460), (7, 384178680), (8, 336156345), (9, 298805640), (10, 268925076), (12, 224104230), (14, 192089340), (15, 179283384), (18, 149402820), (20, 134462538), (21, 128059560), (24, 112052115), (27, 99601880), (28, 96044670), (30, 89641692), (35, 76835736), (36, 74701410), (40, 67231269), (42, 64029780), (45, 59761128), (54, 49800940), (56, 48022335), (60, 44820846), (63, 42686520), (70, 38417868), (72, 37350705), (84, 32014890), (90, 29880564), (105, 25611912), (108, 24900470), (120, 22410423), (126, 21343260), (135, 19920376), (140, 19208934), (168, 16007445), (180, 14940282), (189, 14228840), (210, 12805956), (216, 12450235), (252, 10671630), (270, 9960188), (280, 9604467), (315, 8537304), (360, 7470141), (378, 7114420), (420, 6402978), (504, 5335815), (540, 4980094), (630, 4268652), (756, 3557210), (840, 3201489), (945, 2845768), (1080, 2490047), (1260, 2134326), (1512, 1778605), (1890, 1422884), (2520, 1067163), (3780, 711442), (7560, 355721)]