2643840

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{17}}^1$

素因数の和:51

約数の個数: 192

約数和(自身を含む): 10024560

約数和(自身を除く): 7380720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 243, 255, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 486, 510, 540, 544, 576, 612, 640, 648, 680, 720, 765, 810, 816, 864, 918, 960, 972, 1020, 1080, 1088, 1152, 1215, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1728, 1836, 1920, 1944, 2040, 2160, 2176, 2295, 2430, 2448, 2592, 2720, 2754, 2880, 3060, 3240, 3264, 3456, 3672, 3888, 4080, 4131, 4320, 4590, 4860, 4896, 5184, 5440, 5508, 5760, 6120, 6480, 6528, 6885, 7344, 7776, 8160, 8262, 8640, 9180, 9720, 9792, 10368, 10880, 11016, 12240, 12960, 13770, 14688, 15552, 16320, 16524, 17280, 18360, 19440, 19584, 20655, 22032, 24480, 25920, 27540, 29376, 31104, 32640, 33048, 36720, 38880, 41310, 44064, 48960, 51840, 55080, 58752, 66096, 73440, 77760, 82620, 88128, 97920, 110160, 132192, 146880, 155520, 165240, 176256, 220320, 264384, 293760, 330480, 440640, 528768, 660960, 881280, 1321920, 2643840]

約数ペア:

[(1, 2643840), (2, 1321920), (3, 881280), (4, 660960), (5, 528768), (6, 440640), (8, 330480), (9, 293760), (10, 264384), (12, 220320), (15, 176256), (16, 165240), (17, 155520), (18, 146880), (20, 132192), (24, 110160), (27, 97920), (30, 88128), (32, 82620), (34, 77760), (36, 73440), (40, 66096), (45, 58752), (48, 55080), (51, 51840), (54, 48960), (60, 44064), (64, 41310), (68, 38880), (72, 36720), (80, 33048), (81, 32640), (85, 31104), (90, 29376), (96, 27540), (102, 25920), (108, 24480), (120, 22032), (128, 20655), (135, 19584), (136, 19440), (144, 18360), (153, 17280), (160, 16524), (162, 16320), (170, 15552), (180, 14688), (192, 13770), (204, 12960), (216, 12240), (240, 11016), (243, 10880), (255, 10368), (270, 9792), (272, 9720), (288, 9180), (306, 8640), (320, 8262), (324, 8160), (340, 7776), (360, 7344), (384, 6885), (405, 6528), (408, 6480), (432, 6120), (459, 5760), (480, 5508), (486, 5440), (510, 5184), (540, 4896), (544, 4860), (576, 4590), (612, 4320), (640, 4131), (648, 4080), (680, 3888), (720, 3672), (765, 3456), (810, 3264), (816, 3240), (864, 3060), (918, 2880), (960, 2754), (972, 2720), (1020, 2592), (1080, 2448), (1088, 2430), (1152, 2295), (1215, 2176), (1224, 2160), (1296, 2040), (1360, 1944), (1377, 1920), (1440, 1836), (1530, 1728), (1620, 1632)]