280709712

素因数分解:

$2^4\times 3^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 896942592

約数和(自身を除く): 616232880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 31, 34, 36, 48, 51, 54, 62, 68, 72, 81, 93, 102, 108, 124, 136, 137, 144, 153, 162, 186, 204, 216, 243, 248, 272, 274, 279, 306, 324, 372, 408, 411, 432, 459, 486, 496, 527, 548, 558, 612, 648, 744, 816, 822, 837, 918, 972, 1054, 1096, 1116, 1224, 1233, 1296, 1377, 1488, 1581, 1644, 1674, 1836, 1944, 2108, 2192, 2232, 2329, 2448, 2466, 2511, 2754, 3162, 3288, 3348, 3672, 3699, 3888, 4131, 4216, 4247, 4464, 4658, 4743, 4932, 5022, 5508, 6324, 6576, 6696, 6987, 7344, 7398, 7533, 8262, 8432, 8494, 9316, 9486, 9864, 10044, 11016, 11097, 12648, 12741, 13392, 13974, 14229, 14796, 15066, 16524, 16988, 18632, 18972, 19728, 20088, 20961, 22032, 22194, 25296, 25482, 27948, 28458, 29592, 30132, 33048, 33291, 33976, 37264, 37944, 38223, 40176, 41922, 42687, 44388, 50964, 55896, 56916, 59184, 60264, 62883, 66096, 66582, 67952, 72199, 75888, 76446, 83844, 85374, 88776, 101928, 111792, 113832, 114669, 120528, 125766, 128061, 133164, 144398, 152892, 167688, 170748, 177552, 188649, 203856, 216597, 227664, 229338, 251532, 256122, 266328, 288796, 305784, 335376, 341496, 344007, 377298, 433194, 458676, 503064, 512244, 532656, 565947, 577592, 611568, 649791, 682992, 688014, 754596, 866388, 917352, 1006128, 1024488, 1032021, 1131894, 1155184, 1299582, 1376028, 1509192, 1732776, 1834704, 1949373, 2048976, 2064042, 2263788, 2599164, 2752056, 3018384, 3465552, 3898746, 4128084, 4527576, 5198328, 5504112, 5848119, 7797492, 8256168, 9055152, 10396656, 11696238, 15594984, 16512336, 17544357, 23392476, 31189968, 35088714, 46784952, 70177428, 93569904, 140354856, 280709712]

約数ペア:

[(1, 280709712), (2, 140354856), (3, 93569904), (4, 70177428), (6, 46784952), (8, 35088714), (9, 31189968), (12, 23392476), (16, 17544357), (17, 16512336), (18, 15594984), (24, 11696238), (27, 10396656), (31, 9055152), (34, 8256168), (36, 7797492), (48, 5848119), (51, 5504112), (54, 5198328), (62, 4527576), (68, 4128084), (72, 3898746), (81, 3465552), (93, 3018384), (102, 2752056), (108, 2599164), (124, 2263788), (136, 2064042), (137, 2048976), (144, 1949373), (153, 1834704), (162, 1732776), (186, 1509192), (204, 1376028), (216, 1299582), (243, 1155184), (248, 1131894), (272, 1032021), (274, 1024488), (279, 1006128), (306, 917352), (324, 866388), (372, 754596), (408, 688014), (411, 682992), (432, 649791), (459, 611568), (486, 577592), (496, 565947), (527, 532656), (548, 512244), (558, 503064), (612, 458676), (648, 433194), (744, 377298), (816, 344007), (822, 341496), (837, 335376), (918, 305784), (972, 288796), (1054, 266328), (1096, 256122), (1116, 251532), (1224, 229338), (1233, 227664), (1296, 216597), (1377, 203856), (1488, 188649), (1581, 177552), (1644, 170748), (1674, 167688), (1836, 152892), (1944, 144398), (2108, 133164), (2192, 128061), (2232, 125766), (2329, 120528), (2448, 114669), (2466, 113832), (2511, 111792), (2754, 101928), (3162, 88776), (3288, 85374), (3348, 83844), (3672, 76446), (3699, 75888), (3888, 72199), (4131, 67952), (4216, 66582), (4247, 66096), (4464, 62883), (4658, 60264), (4743, 59184), (4932, 56916), (5022, 55896), (5508, 50964), (6324, 44388), (6576, 42687), (6696, 41922), (6987, 40176), (7344, 38223), (7398, 37944), (7533, 37264), (8262, 33976), (8432, 33291), (8494, 33048), (9316, 30132), (9486, 29592), (9864, 28458), (10044, 27948), (11016, 25482), (11097, 25296), (12648, 22194), (12741, 22032), (13392, 20961), (13974, 20088), (14229, 19728), (14796, 18972), (15066, 18632), (16524, 16988)]