80857440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:411

約数の個数: 240

約数和(自身を含む): 302968512

約数和(自身を除く): 222111072

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, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 324, 340, 360, 367, 405, 408, 432, 459, 480, 510, 540, 544, 612, 648, 680, 720, 734, 765, 810, 816, 864, 918, 1020, 1080, 1101, 1224, 1296, 1360, 1377, 1440, 1468, 1530, 1620, 1632, 1835, 1836, 2040, 2160, 2202, 2295, 2448, 2592, 2720, 2754, 2936, 3060, 3240, 3303, 3670, 3672, 4080, 4320, 4404, 4590, 4896, 5505, 5508, 5872, 6120, 6239, 6480, 6606, 6885, 7340, 7344, 8160, 8808, 9180, 9909, 11010, 11016, 11744, 12240, 12478, 12960, 13212, 13770, 14680, 14688, 16515, 17616, 18360, 18717, 19818, 22020, 22032, 24480, 24956, 26424, 27540, 29360, 29727, 31195, 33030, 35232, 36720, 37434, 39636, 44040, 44064, 49545, 49912, 52848, 55080, 56151, 58720, 59454, 62390, 66060, 73440, 74868, 79272, 88080, 93585, 99090, 99824, 105696, 110160, 112302, 118908, 124780, 132120, 148635, 149736, 158544, 168453, 176160, 187170, 198180, 199648, 220320, 224604, 237816, 249560, 264240, 280755, 297270, 299472, 317088, 336906, 374340, 396360, 449208, 475632, 499120, 505359, 528480, 561510, 594540, 598944, 673812, 748680, 792720, 842265, 898416, 951264, 998240, 1010718, 1123020, 1189080, 1347624, 1497360, 1585440, 1684530, 1796832, 2021436, 2246040, 2378160, 2526795, 2695248, 2994720, 3369060, 4042872, 4492080, 4756320, 5053590, 5390496, 6738120, 8085744, 8984160, 10107180, 13476240, 16171488, 20214360, 26952480, 40428720, 80857440]

約数ペア:

[(1, 80857440), (2, 40428720), (3, 26952480), (4, 20214360), (5, 16171488), (6, 13476240), (8, 10107180), (9, 8984160), (10, 8085744), (12, 6738120), (15, 5390496), (16, 5053590), (17, 4756320), (18, 4492080), (20, 4042872), (24, 3369060), (27, 2994720), (30, 2695248), (32, 2526795), (34, 2378160), (36, 2246040), (40, 2021436), (45, 1796832), (48, 1684530), (51, 1585440), (54, 1497360), (60, 1347624), (68, 1189080), (72, 1123020), (80, 1010718), (81, 998240), (85, 951264), (90, 898416), (96, 842265), (102, 792720), (108, 748680), (120, 673812), (135, 598944), (136, 594540), (144, 561510), (153, 528480), (160, 505359), (162, 499120), (170, 475632), (180, 449208), (204, 396360), (216, 374340), (240, 336906), (255, 317088), (270, 299472), (272, 297270), (288, 280755), (306, 264240), (324, 249560), (340, 237816), (360, 224604), (367, 220320), (405, 199648), (408, 198180), (432, 187170), (459, 176160), (480, 168453), (510, 158544), (540, 149736), (544, 148635), (612, 132120), (648, 124780), (680, 118908), (720, 112302), (734, 110160), (765, 105696), (810, 99824), (816, 99090), (864, 93585), (918, 88080), (1020, 79272), (1080, 74868), (1101, 73440), (1224, 66060), (1296, 62390), (1360, 59454), (1377, 58720), (1440, 56151), (1468, 55080), (1530, 52848), (1620, 49912), (1632, 49545), (1835, 44064), (1836, 44040), (2040, 39636), (2160, 37434), (2202, 36720), (2295, 35232), (2448, 33030), (2592, 31195), (2720, 29727), (2754, 29360), (2936, 27540), (3060, 26424), (3240, 24956), (3303, 24480), (3670, 22032), (3672, 22020), (4080, 19818), (4320, 18717), (4404, 18360), (4590, 17616), (4896, 16515), (5505, 14688), (5508, 14680), (5872, 13770), (6120, 13212), (6239, 12960), (6480, 12478), (6606, 12240), (6885, 11744), (7340, 11016), (7344, 11010), (8160, 9909), (8808, 9180)]