78874560

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 280

約数和(自身を含む): 298734480

約数和(自身を除く): 219859920

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, 179, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 324, 340, 358, 360, 405, 408, 432, 459, 480, 510, 537, 540, 544, 576, 612, 648, 680, 716, 720, 765, 810, 816, 864, 895, 918, 960, 1020, 1074, 1080, 1088, 1224, 1296, 1360, 1377, 1432, 1440, 1530, 1611, 1620, 1632, 1728, 1790, 1836, 2040, 2148, 2160, 2295, 2448, 2592, 2685, 2720, 2754, 2864, 2880, 3043, 3060, 3222, 3240, 3264, 3580, 3672, 4080, 4296, 4320, 4590, 4833, 4896, 5184, 5370, 5440, 5508, 5728, 6086, 6120, 6444, 6480, 6885, 7160, 7344, 8055, 8160, 8592, 8640, 9129, 9180, 9666, 9792, 10740, 11016, 11456, 12172, 12240, 12888, 12960, 13770, 14320, 14499, 14688, 15215, 16110, 16320, 17184, 18258, 18360, 19332, 21480, 22032, 24165, 24344, 24480, 25776, 25920, 27387, 27540, 28640, 28998, 29376, 30430, 32220, 34368, 36516, 36720, 38664, 42960, 44064, 45645, 48330, 48688, 48960, 51552, 54774, 55080, 57280, 57996, 60860, 64440, 72495, 73032, 73440, 77328, 82161, 85920, 88128, 91290, 96660, 97376, 103104, 109548, 110160, 115992, 121720, 128880, 136935, 144990, 146064, 146880, 154656, 164322, 171840, 182580, 193320, 194752, 219096, 220320, 231984, 243440, 246483, 257760, 273870, 289980, 292128, 309312, 328644, 365160, 386640, 410805, 438192, 440640, 463968, 486880, 492966, 515520, 547740, 579960, 584256, 657288, 730320, 773280, 821610, 876384, 927936, 973760, 985932, 1095480, 1159920, 1232415, 1314576, 1460640, 1546560, 1643220, 1752768, 1971864, 2190960, 2319840, 2464830, 2629152, 2921280, 3286440, 3943728, 4381920, 4639680, 4929660, 5258304, 6572880, 7887456, 8763840, 9859320, 13145760, 15774912, 19718640, 26291520, 39437280, 78874560]

約数ペア:

[(1, 78874560), (2, 39437280), (3, 26291520), (4, 19718640), (5, 15774912), (6, 13145760), (8, 9859320), (9, 8763840), (10, 7887456), (12, 6572880), (15, 5258304), (16, 4929660), (17, 4639680), (18, 4381920), (20, 3943728), (24, 3286440), (27, 2921280), (30, 2629152), (32, 2464830), (34, 2319840), (36, 2190960), (40, 1971864), (45, 1752768), (48, 1643220), (51, 1546560), (54, 1460640), (60, 1314576), (64, 1232415), (68, 1159920), (72, 1095480), (80, 985932), (81, 973760), (85, 927936), (90, 876384), (96, 821610), (102, 773280), (108, 730320), (120, 657288), (135, 584256), (136, 579960), (144, 547740), (153, 515520), (160, 492966), (162, 486880), (170, 463968), (179, 440640), (180, 438192), (192, 410805), (204, 386640), (216, 365160), (240, 328644), (255, 309312), (270, 292128), (272, 289980), (288, 273870), (306, 257760), (320, 246483), (324, 243440), (340, 231984), (358, 220320), (360, 219096), (405, 194752), (408, 193320), (432, 182580), (459, 171840), (480, 164322), (510, 154656), (537, 146880), (540, 146064), (544, 144990), (576, 136935), (612, 128880), (648, 121720), (680, 115992), (716, 110160), (720, 109548), (765, 103104), (810, 97376), (816, 96660), (864, 91290), (895, 88128), (918, 85920), (960, 82161), (1020, 77328), (1074, 73440), (1080, 73032), (1088, 72495), (1224, 64440), (1296, 60860), (1360, 57996), (1377, 57280), (1432, 55080), (1440, 54774), (1530, 51552), (1611, 48960), (1620, 48688), (1632, 48330), (1728, 45645), (1790, 44064), (1836, 42960), (2040, 38664), (2148, 36720), (2160, 36516), (2295, 34368), (2448, 32220), (2592, 30430), (2685, 29376), (2720, 28998), (2754, 28640), (2864, 27540), (2880, 27387), (3043, 25920), (3060, 25776), (3222, 24480), (3240, 24344), (3264, 24165), (3580, 22032), (3672, 21480), (4080, 19332), (4296, 18360), (4320, 18258), (4590, 17184), (4833, 16320), (4896, 16110), (5184, 15215), (5370, 14688), (5440, 14499), (5508, 14320), (5728, 13770), (6086, 12960), (6120, 12888), (6444, 12240), (6480, 12172), (6885, 11456), (7160, 11016), (7344, 10740), (8055, 9792), (8160, 9666), (8592, 9180), (8640, 9129)]