278312256

素因数分解:

$2^6\times 3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^2$

素因数の和:257

約数の個数: 126

約数和(自身を含む): 820021982

約数和(自身を除く): 541709726

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 89, 96, 122, 144, 178, 183, 192, 244, 267, 288, 356, 366, 488, 534, 549, 576, 712, 732, 801, 976, 1068, 1098, 1424, 1464, 1602, 1952, 2136, 2196, 2848, 2928, 3204, 3904, 4272, 4392, 5429, 5696, 5856, 6408, 7921, 8544, 8784, 10858, 11712, 12816, 15842, 16287, 17088, 17568, 21716, 23763, 25632, 31684, 32574, 35136, 43432, 47526, 48861, 51264, 63368, 65148, 71289, 86864, 95052, 97722, 126736, 130296, 142578, 173728, 190104, 195444, 253472, 260592, 285156, 347456, 380208, 390888, 483181, 506944, 521184, 570312, 760416, 781776, 966362, 1042368, 1140624, 1449543, 1520832, 1563552, 1932724, 2281248, 2899086, 3127104, 3865448, 4348629, 4562496, 5798172, 7730896, 8697258, 11596344, 15461792, 17394516, 23192688, 30923584, 34789032, 46385376, 69578064, 92770752, 139156128, 278312256]

約数ペア:

[(1, 278312256), (2, 139156128), (3, 92770752), (4, 69578064), (6, 46385376), (8, 34789032), (9, 30923584), (12, 23192688), (16, 17394516), (18, 15461792), (24, 11596344), (32, 8697258), (36, 7730896), (48, 5798172), (61, 4562496), (64, 4348629), (72, 3865448), (89, 3127104), (96, 2899086), (122, 2281248), (144, 1932724), (178, 1563552), (183, 1520832), (192, 1449543), (244, 1140624), (267, 1042368), (288, 966362), (356, 781776), (366, 760416), (488, 570312), (534, 521184), (549, 506944), (576, 483181), (712, 390888), (732, 380208), (801, 347456), (976, 285156), (1068, 260592), (1098, 253472), (1424, 195444), (1464, 190104), (1602, 173728), (1952, 142578), (2136, 130296), (2196, 126736), (2848, 97722), (2928, 95052), (3204, 86864), (3904, 71289), (4272, 65148), (4392, 63368), (5429, 51264), (5696, 48861), (5856, 47526), (6408, 43432), (7921, 35136), (8544, 32574), (8784, 31684), (10858, 25632), (11712, 23763), (12816, 21716), (15842, 17568), (16287, 17088)]