254662380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1366

約数の個数: 240

約数和(自身を含む): 967450176

約数和(自身を除く): 712787796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 162, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 324, 340, 357, 378, 405, 420, 459, 476, 510, 540, 567, 595, 612, 630, 714, 756, 765, 810, 918, 945, 1020, 1071, 1134, 1190, 1260, 1321, 1377, 1428, 1530, 1620, 1785, 1836, 1890, 2142, 2268, 2295, 2380, 2642, 2754, 2835, 3060, 3213, 3570, 3780, 3963, 4284, 4590, 5284, 5355, 5508, 5670, 6426, 6605, 6885, 7140, 7926, 9180, 9247, 9639, 10710, 11340, 11889, 12852, 13210, 13770, 15852, 16065, 18494, 19278, 19815, 21420, 22457, 23778, 26420, 27540, 27741, 32130, 35667, 36988, 38556, 39630, 44914, 46235, 47556, 48195, 55482, 59445, 64260, 67371, 71334, 79260, 83223, 89828, 92470, 96390, 107001, 110964, 112285, 118890, 134742, 138705, 142668, 157199, 166446, 178335, 184940, 192780, 202113, 214002, 224570, 237780, 249669, 269484, 277410, 314398, 332892, 336855, 356670, 404226, 416115, 428004, 449140, 471597, 499338, 535005, 554820, 606339, 628796, 673710, 713340, 749007, 785995, 808452, 832230, 943194, 998676, 1010565, 1070010, 1212678, 1248345, 1347420, 1414791, 1498014, 1571990, 1664460, 1819017, 1886388, 2021130, 2140020, 2357985, 2425356, 2496690, 2829582, 2996028, 3031695, 3143980, 3638034, 3745035, 4042260, 4244373, 4715970, 4993380, 5659164, 6063390, 7073955, 7276068, 7490070, 8488746, 9095085, 9431940, 12126780, 12733119, 14147910, 14980140, 16977492, 18190170, 21221865, 25466238, 28295820, 36380340, 42443730, 50932476, 63665595, 84887460, 127331190, 254662380]

約数ペア:

[(1, 254662380), (2, 127331190), (3, 84887460), (4, 63665595), (5, 50932476), (6, 42443730), (7, 36380340), (9, 28295820), (10, 25466238), (12, 21221865), (14, 18190170), (15, 16977492), (17, 14980140), (18, 14147910), (20, 12733119), (21, 12126780), (27, 9431940), (28, 9095085), (30, 8488746), (34, 7490070), (35, 7276068), (36, 7073955), (42, 6063390), (45, 5659164), (51, 4993380), (54, 4715970), (60, 4244373), (63, 4042260), (68, 3745035), (70, 3638034), (81, 3143980), (84, 3031695), (85, 2996028), (90, 2829582), (102, 2496690), (105, 2425356), (108, 2357985), (119, 2140020), (126, 2021130), (135, 1886388), (140, 1819017), (153, 1664460), (162, 1571990), (170, 1498014), (180, 1414791), (189, 1347420), (204, 1248345), (210, 1212678), (238, 1070010), (252, 1010565), (255, 998676), (270, 943194), (306, 832230), (315, 808452), (324, 785995), (340, 749007), (357, 713340), (378, 673710), (405, 628796), (420, 606339), (459, 554820), (476, 535005), (510, 499338), (540, 471597), (567, 449140), (595, 428004), (612, 416115), (630, 404226), (714, 356670), (756, 336855), (765, 332892), (810, 314398), (918, 277410), (945, 269484), (1020, 249669), (1071, 237780), (1134, 224570), (1190, 214002), (1260, 202113), (1321, 192780), (1377, 184940), (1428, 178335), (1530, 166446), (1620, 157199), (1785, 142668), (1836, 138705), (1890, 134742), (2142, 118890), (2268, 112285), (2295, 110964), (2380, 107001), (2642, 96390), (2754, 92470), (2835, 89828), (3060, 83223), (3213, 79260), (3570, 71334), (3780, 67371), (3963, 64260), (4284, 59445), (4590, 55482), (5284, 48195), (5355, 47556), (5508, 46235), (5670, 44914), (6426, 39630), (6605, 38556), (6885, 36988), (7140, 35667), (7926, 32130), (9180, 27741), (9247, 27540), (9639, 26420), (10710, 23778), (11340, 22457), (11889, 21420), (12852, 19815), (13210, 19278), (13770, 18494), (15852, 16065)]