18104800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 52309152

約数和(自身を除く): 34204352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 61, 70, 80, 100, 106, 112, 122, 140, 160, 175, 200, 212, 224, 244, 265, 280, 305, 350, 371, 400, 424, 427, 488, 530, 560, 610, 700, 742, 800, 848, 854, 976, 1060, 1120, 1220, 1325, 1400, 1484, 1525, 1696, 1708, 1855, 1952, 2120, 2135, 2440, 2650, 2800, 2968, 3050, 3233, 3416, 3710, 4240, 4270, 4880, 5300, 5600, 5936, 6100, 6466, 6832, 7420, 8480, 8540, 9275, 9760, 10600, 10675, 11872, 12200, 12932, 13664, 14840, 16165, 17080, 18550, 21200, 21350, 22631, 24400, 25864, 29680, 32330, 34160, 37100, 42400, 42700, 45262, 48800, 51728, 59360, 64660, 68320, 74200, 80825, 85400, 90524, 103456, 113155, 129320, 148400, 161650, 170800, 181048, 226310, 258640, 296800, 323300, 341600, 362096, 452620, 517280, 565775, 646600, 724192, 905240, 1131550, 1293200, 1810480, 2263100, 2586400, 3620960, 4526200, 9052400, 18104800]

約数ペア:

[(1, 18104800), (2, 9052400), (4, 4526200), (5, 3620960), (7, 2586400), (8, 2263100), (10, 1810480), (14, 1293200), (16, 1131550), (20, 905240), (25, 724192), (28, 646600), (32, 565775), (35, 517280), (40, 452620), (50, 362096), (53, 341600), (56, 323300), (61, 296800), (70, 258640), (80, 226310), (100, 181048), (106, 170800), (112, 161650), (122, 148400), (140, 129320), (160, 113155), (175, 103456), (200, 90524), (212, 85400), (224, 80825), (244, 74200), (265, 68320), (280, 64660), (305, 59360), (350, 51728), (371, 48800), (400, 45262), (424, 42700), (427, 42400), (488, 37100), (530, 34160), (560, 32330), (610, 29680), (700, 25864), (742, 24400), (800, 22631), (848, 21350), (854, 21200), (976, 18550), (1060, 17080), (1120, 16165), (1220, 14840), (1325, 13664), (1400, 12932), (1484, 12200), (1525, 11872), (1696, 10675), (1708, 10600), (1855, 9760), (1952, 9275), (2120, 8540), (2135, 8480), (2440, 7420), (2650, 6832), (2800, 6466), (2968, 6100), (3050, 5936), (3233, 5600), (3416, 5300), (3710, 4880), (4240, 4270)]