80747280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1$

素因数の和:775

約数の個数: 200

約数和(自身を含む): 297349272

約数和(自身を除く): 216601992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 510, 540, 612, 648, 680, 720, 733, 765, 810, 816, 918, 1020, 1080, 1224, 1296, 1360, 1377, 1466, 1530, 1620, 1836, 2040, 2160, 2199, 2295, 2448, 2754, 2932, 3060, 3240, 3665, 3672, 4080, 4398, 4590, 5508, 5864, 6120, 6480, 6597, 6885, 7330, 7344, 8796, 9180, 10995, 11016, 11728, 12240, 12461, 13194, 13770, 14660, 17592, 18360, 19791, 21990, 22032, 24922, 26388, 27540, 29320, 32985, 35184, 36720, 37383, 39582, 43980, 49844, 52776, 55080, 58640, 59373, 62305, 65970, 74766, 79164, 87960, 98955, 99688, 105552, 110160, 112149, 118746, 124610, 131940, 149532, 158328, 175920, 186915, 197910, 199376, 224298, 237492, 249220, 263880, 296865, 299064, 316656, 336447, 373830, 395820, 448596, 474984, 498440, 527760, 560745, 593730, 598128, 672894, 747660, 791640, 897192, 949968, 996880, 1009341, 1121490, 1187460, 1345788, 1495320, 1583280, 1682235, 1794384, 2018682, 2242980, 2374920, 2691576, 2990640, 3364470, 4037364, 4485960, 4749840, 5046705, 5383152, 6728940, 8074728, 8971920, 10093410, 13457880, 16149456, 20186820, 26915760, 40373640, 80747280]

約数ペア:

[(1, 80747280), (2, 40373640), (3, 26915760), (4, 20186820), (5, 16149456), (6, 13457880), (8, 10093410), (9, 8971920), (10, 8074728), (12, 6728940), (15, 5383152), (16, 5046705), (17, 4749840), (18, 4485960), (20, 4037364), (24, 3364470), (27, 2990640), (30, 2691576), (34, 2374920), (36, 2242980), (40, 2018682), (45, 1794384), (48, 1682235), (51, 1583280), (54, 1495320), (60, 1345788), (68, 1187460), (72, 1121490), (80, 1009341), (81, 996880), (85, 949968), (90, 897192), (102, 791640), (108, 747660), (120, 672894), (135, 598128), (136, 593730), (144, 560745), (153, 527760), (162, 498440), (170, 474984), (180, 448596), (204, 395820), (216, 373830), (240, 336447), (255, 316656), (270, 299064), (272, 296865), (306, 263880), (324, 249220), (340, 237492), (360, 224298), (405, 199376), (408, 197910), (432, 186915), (459, 175920), (510, 158328), (540, 149532), (612, 131940), (648, 124610), (680, 118746), (720, 112149), (733, 110160), (765, 105552), (810, 99688), (816, 98955), (918, 87960), (1020, 79164), (1080, 74766), (1224, 65970), (1296, 62305), (1360, 59373), (1377, 58640), (1466, 55080), (1530, 52776), (1620, 49844), (1836, 43980), (2040, 39582), (2160, 37383), (2199, 36720), (2295, 35184), (2448, 32985), (2754, 29320), (2932, 27540), (3060, 26388), (3240, 24922), (3665, 22032), (3672, 21990), (4080, 19791), (4398, 18360), (4590, 17592), (5508, 14660), (5864, 13770), (6120, 13194), (6480, 12461), (6597, 12240), (6885, 11728), (7330, 11016), (7344, 10995), (8796, 9180)]