216917280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8861}}^1$

素因数の和:8899

約数の個数: 144

約数和(自身を含む): 783861624

約数和(自身を除く): 566944344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 8861, 12240, 17722, 24480, 26583, 35444, 44305, 53166, 70888, 79749, 88610, 106332, 132915, 141776, 150637, 159498, 177220, 212664, 265830, 283552, 301274, 318996, 354440, 398745, 425328, 451911, 531660, 602548, 637992, 708880, 753185, 797490, 850656, 903822, 1063320, 1205096, 1275984, 1355733, 1417760, 1506370, 1594980, 1807644, 2126640, 2259555, 2410192, 2551968, 2711466, 3012740, 3189960, 3615288, 4253280, 4519110, 4820384, 5422932, 6025480, 6379920, 6778665, 7230576, 9038220, 10845864, 12050960, 12759840, 13557330, 14461152, 18076440, 21691728, 24101920, 27114660, 36152880, 43383456, 54229320, 72305760, 108458640, 216917280]

約数ペア:

[(1, 216917280), (2, 108458640), (3, 72305760), (4, 54229320), (5, 43383456), (6, 36152880), (8, 27114660), (9, 24101920), (10, 21691728), (12, 18076440), (15, 14461152), (16, 13557330), (17, 12759840), (18, 12050960), (20, 10845864), (24, 9038220), (30, 7230576), (32, 6778665), (34, 6379920), (36, 6025480), (40, 5422932), (45, 4820384), (48, 4519110), (51, 4253280), (60, 3615288), (68, 3189960), (72, 3012740), (80, 2711466), (85, 2551968), (90, 2410192), (96, 2259555), (102, 2126640), (120, 1807644), (136, 1594980), (144, 1506370), (153, 1417760), (160, 1355733), (170, 1275984), (180, 1205096), (204, 1063320), (240, 903822), (255, 850656), (272, 797490), (288, 753185), (306, 708880), (340, 637992), (360, 602548), (408, 531660), (480, 451911), (510, 425328), (544, 398745), (612, 354440), (680, 318996), (720, 301274), (765, 283552), (816, 265830), (1020, 212664), (1224, 177220), (1360, 159498), (1440, 150637), (1530, 141776), (1632, 132915), (2040, 106332), (2448, 88610), (2720, 79749), (3060, 70888), (4080, 53166), (4896, 44305), (6120, 35444), (8160, 26583), (8861, 24480), (12240, 17722)]