140801920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:672

約数の個数: 128

約数和(自身を含む): 392610240

約数和(自身を除く): 251808320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 593, 640, 742, 848, 896, 1060, 1120, 1186, 1484, 1696, 1855, 2120, 2240, 2372, 2965, 2968, 3392, 3710, 4151, 4240, 4480, 4744, 5930, 5936, 6784, 7420, 8302, 8480, 9488, 11860, 11872, 14840, 16604, 16960, 18976, 20755, 23720, 23744, 29680, 31429, 33208, 33920, 37952, 41510, 47440, 47488, 59360, 62858, 66416, 75904, 83020, 94880, 118720, 125716, 132832, 157145, 166040, 189760, 220003, 237440, 251432, 265664, 314290, 332080, 379520, 440006, 502864, 531328, 628580, 664160, 880012, 1005728, 1100015, 1257160, 1328320, 1760024, 2011456, 2200030, 2514320, 2656640, 3520048, 4022912, 4400060, 5028640, 7040096, 8800120, 10057280, 14080192, 17600240, 20114560, 28160384, 35200480, 70400960, 140801920]

約数ペア:

[(1, 140801920), (2, 70400960), (4, 35200480), (5, 28160384), (7, 20114560), (8, 17600240), (10, 14080192), (14, 10057280), (16, 8800120), (20, 7040096), (28, 5028640), (32, 4400060), (35, 4022912), (40, 3520048), (53, 2656640), (56, 2514320), (64, 2200030), (70, 2011456), (80, 1760024), (106, 1328320), (112, 1257160), (128, 1100015), (140, 1005728), (160, 880012), (212, 664160), (224, 628580), (265, 531328), (280, 502864), (320, 440006), (371, 379520), (424, 332080), (448, 314290), (530, 265664), (560, 251432), (593, 237440), (640, 220003), (742, 189760), (848, 166040), (896, 157145), (1060, 132832), (1120, 125716), (1186, 118720), (1484, 94880), (1696, 83020), (1855, 75904), (2120, 66416), (2240, 62858), (2372, 59360), (2965, 47488), (2968, 47440), (3392, 41510), (3710, 37952), (4151, 33920), (4240, 33208), (4480, 31429), (4744, 29680), (5930, 23744), (5936, 23720), (6784, 20755), (7420, 18976), (8302, 16960), (8480, 16604), (9488, 14840), (11860, 11872)]