7241920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 20409408

約数和(自身を除く): 13167488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 61, 64, 70, 80, 106, 112, 122, 140, 160, 212, 224, 244, 265, 280, 305, 320, 371, 424, 427, 448, 488, 530, 560, 610, 742, 848, 854, 976, 1060, 1120, 1220, 1484, 1696, 1708, 1855, 1952, 2120, 2135, 2240, 2440, 2968, 3233, 3392, 3416, 3710, 3904, 4240, 4270, 4880, 5936, 6466, 6832, 7420, 8480, 8540, 9760, 11872, 12932, 13664, 14840, 16165, 16960, 17080, 19520, 22631, 23744, 25864, 27328, 29680, 32330, 34160, 45262, 51728, 59360, 64660, 68320, 90524, 103456, 113155, 118720, 129320, 136640, 181048, 206912, 226310, 258640, 362096, 452620, 517280, 724192, 905240, 1034560, 1448384, 1810480, 3620960, 7241920]

約数ペア:

[(1, 7241920), (2, 3620960), (4, 1810480), (5, 1448384), (7, 1034560), (8, 905240), (10, 724192), (14, 517280), (16, 452620), (20, 362096), (28, 258640), (32, 226310), (35, 206912), (40, 181048), (53, 136640), (56, 129320), (61, 118720), (64, 113155), (70, 103456), (80, 90524), (106, 68320), (112, 64660), (122, 59360), (140, 51728), (160, 45262), (212, 34160), (224, 32330), (244, 29680), (265, 27328), (280, 25864), (305, 23744), (320, 22631), (371, 19520), (424, 17080), (427, 16960), (448, 16165), (488, 14840), (530, 13664), (560, 12932), (610, 11872), (742, 9760), (848, 8540), (854, 8480), (976, 7420), (1060, 6832), (1120, 6466), (1220, 5936), (1484, 4880), (1696, 4270), (1708, 4240), (1855, 3904), (1952, 3710), (2120, 3416), (2135, 3392), (2240, 3233), (2440, 2968)]