140992320

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20981}}^1$

素因数の和:21008

約数の個数: 112

約数和(自身を含む): 511625088

約数和(自身を除く): 370632768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20981, 41962, 62943, 83924, 104905, 125886, 146867, 167848, 209810, 251772, 293734, 314715, 335696, 419620, 440601, 503544, 587468, 629430, 671392, 734335, 839240, 881202, 1007088, 1174936, 1258860, 1342784, 1468670, 1678480, 1762404, 2014176, 2203005, 2349872, 2517720, 2937340, 3356960, 3524808, 4028352, 4406010, 4699744, 5035440, 5874680, 6713920, 7049616, 8812020, 9399488, 10070880, 11749360, 14099232, 17624040, 20141760, 23498720, 28198464, 35248080, 46997440, 70496160, 140992320]

約数ペア:

[(1, 140992320), (2, 70496160), (3, 46997440), (4, 35248080), (5, 28198464), (6, 23498720), (7, 20141760), (8, 17624040), (10, 14099232), (12, 11749360), (14, 10070880), (15, 9399488), (16, 8812020), (20, 7049616), (21, 6713920), (24, 5874680), (28, 5035440), (30, 4699744), (32, 4406010), (35, 4028352), (40, 3524808), (42, 3356960), (48, 2937340), (56, 2517720), (60, 2349872), (64, 2203005), (70, 2014176), (80, 1762404), (84, 1678480), (96, 1468670), (105, 1342784), (112, 1258860), (120, 1174936), (140, 1007088), (160, 881202), (168, 839240), (192, 734335), (210, 671392), (224, 629430), (240, 587468), (280, 503544), (320, 440601), (336, 419620), (420, 335696), (448, 314715), (480, 293734), (560, 251772), (672, 209810), (840, 167848), (960, 146867), (1120, 125886), (1344, 104905), (1680, 83924), (2240, 62943), (3360, 41962), (6720, 20981)]