1321920

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{17}}^1$

素因数の和:49

約数の個数: 168

約数和(自身を含む): 4992624

約数和(自身を除く): 3670704

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, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 243, 255, 270, 272, 288, 306, 320, 324, 340, 360, 405, 408, 432, 459, 480, 486, 510, 540, 544, 576, 612, 648, 680, 720, 765, 810, 816, 864, 918, 960, 972, 1020, 1080, 1088, 1215, 1224, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1728, 1836, 1944, 2040, 2160, 2295, 2430, 2448, 2592, 2720, 2754, 2880, 3060, 3240, 3264, 3672, 3888, 4080, 4131, 4320, 4590, 4860, 4896, 5184, 5440, 5508, 6120, 6480, 6885, 7344, 7776, 8160, 8262, 8640, 9180, 9720, 9792, 11016, 12240, 12960, 13770, 14688, 15552, 16320, 16524, 18360, 19440, 20655, 22032, 24480, 25920, 27540, 29376, 33048, 36720, 38880, 41310, 44064, 48960, 55080, 66096, 73440, 77760, 82620, 88128, 110160, 132192, 146880, 165240, 220320, 264384, 330480, 440640, 660960, 1321920]

約数ペア:

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