278184704

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 675501120

約数和(自身を除く): 397316416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 53, 56, 58, 64, 101, 106, 112, 116, 128, 202, 203, 212, 224, 232, 256, 371, 404, 406, 424, 448, 464, 707, 742, 808, 812, 848, 896, 928, 1414, 1484, 1537, 1616, 1624, 1696, 1792, 1856, 2828, 2929, 2968, 3074, 3232, 3248, 3392, 3712, 5353, 5656, 5858, 5936, 6148, 6464, 6496, 6784, 7424, 10706, 10759, 11312, 11716, 11872, 12296, 12928, 12992, 13568, 20503, 21412, 21518, 22624, 23432, 23744, 24592, 25856, 25984, 37471, 41006, 42824, 43036, 45248, 46864, 47488, 49184, 51968, 74942, 82012, 85648, 86072, 90496, 93728, 94976, 98368, 149884, 155237, 164024, 171296, 172144, 180992, 187456, 196736, 299768, 310474, 328048, 342592, 344288, 374912, 393472, 599536, 620948, 656096, 685184, 688576, 749824, 1086659, 1199072, 1241896, 1312192, 1370368, 1377152, 2173318, 2398144, 2483792, 2624384, 2754304, 4346636, 4796288, 4967584, 5248768, 8693272, 9592576, 9935168, 17386544, 19870336, 34773088, 39740672, 69546176, 139092352, 278184704]

約数ペア:

[(1, 278184704), (2, 139092352), (4, 69546176), (7, 39740672), (8, 34773088), (14, 19870336), (16, 17386544), (28, 9935168), (29, 9592576), (32, 8693272), (53, 5248768), (56, 4967584), (58, 4796288), (64, 4346636), (101, 2754304), (106, 2624384), (112, 2483792), (116, 2398144), (128, 2173318), (202, 1377152), (203, 1370368), (212, 1312192), (224, 1241896), (232, 1199072), (256, 1086659), (371, 749824), (404, 688576), (406, 685184), (424, 656096), (448, 620948), (464, 599536), (707, 393472), (742, 374912), (808, 344288), (812, 342592), (848, 328048), (896, 310474), (928, 299768), (1414, 196736), (1484, 187456), (1537, 180992), (1616, 172144), (1624, 171296), (1696, 164024), (1792, 155237), (1856, 149884), (2828, 98368), (2929, 94976), (2968, 93728), (3074, 90496), (3232, 86072), (3248, 85648), (3392, 82012), (3712, 74942), (5353, 51968), (5656, 49184), (5858, 47488), (5936, 46864), (6148, 45248), (6464, 43036), (6496, 42824), (6784, 41006), (7424, 37471), (10706, 25984), (10759, 25856), (11312, 24592), (11716, 23744), (11872, 23432), (12296, 22624), (12928, 21518), (12992, 21412), (13568, 20503)]