16781256

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 160

約数和(自身を含む): 52272000

約数和(自身を除く): 35490744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 29, 36, 38, 47, 54, 57, 58, 72, 76, 81, 87, 94, 108, 114, 116, 141, 152, 162, 171, 174, 188, 216, 228, 232, 261, 282, 324, 342, 348, 376, 423, 456, 513, 522, 551, 564, 648, 684, 696, 783, 846, 893, 1026, 1044, 1102, 1128, 1269, 1363, 1368, 1539, 1566, 1653, 1692, 1786, 2052, 2088, 2204, 2349, 2538, 2679, 2726, 3078, 3132, 3306, 3384, 3572, 3807, 4089, 4104, 4408, 4698, 4959, 5076, 5358, 5452, 6156, 6264, 6612, 7144, 7614, 8037, 8178, 9396, 9918, 10152, 10716, 10904, 12267, 12312, 13224, 14877, 15228, 16074, 16356, 18792, 19836, 21432, 24111, 24534, 25897, 29754, 30456, 32148, 32712, 36801, 39672, 44631, 48222, 49068, 51794, 59508, 64296, 72333, 73602, 77691, 89262, 96444, 98136, 103588, 110403, 119016, 144666, 147204, 155382, 178524, 192888, 207176, 220806, 233073, 289332, 294408, 310764, 357048, 441612, 466146, 578664, 621528, 699219, 883224, 932292, 1398438, 1864584, 2097657, 2796876, 4195314, 5593752, 8390628, 16781256]

約数ペア:

[(1, 16781256), (2, 8390628), (3, 5593752), (4, 4195314), (6, 2796876), (8, 2097657), (9, 1864584), (12, 1398438), (18, 932292), (19, 883224), (24, 699219), (27, 621528), (29, 578664), (36, 466146), (38, 441612), (47, 357048), (54, 310764), (57, 294408), (58, 289332), (72, 233073), (76, 220806), (81, 207176), (87, 192888), (94, 178524), (108, 155382), (114, 147204), (116, 144666), (141, 119016), (152, 110403), (162, 103588), (171, 98136), (174, 96444), (188, 89262), (216, 77691), (228, 73602), (232, 72333), (261, 64296), (282, 59508), (324, 51794), (342, 49068), (348, 48222), (376, 44631), (423, 39672), (456, 36801), (513, 32712), (522, 32148), (551, 30456), (564, 29754), (648, 25897), (684, 24534), (696, 24111), (783, 21432), (846, 19836), (893, 18792), (1026, 16356), (1044, 16074), (1102, 15228), (1128, 14877), (1269, 13224), (1363, 12312), (1368, 12267), (1539, 10904), (1566, 10716), (1653, 10152), (1692, 9918), (1786, 9396), (2052, 8178), (2088, 8037), (2204, 7614), (2349, 7144), (2538, 6612), (2679, 6264), (2726, 6156), (3078, 5452), (3132, 5358), (3306, 5076), (3384, 4959), (3572, 4698), (3807, 4408), (4089, 4104)]