56290720

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 138801600

約数和(自身を除く): 82510880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 67, 80, 89, 118, 134, 160, 178, 236, 268, 295, 335, 356, 445, 472, 536, 590, 670, 712, 890, 944, 1072, 1180, 1340, 1424, 1780, 1888, 2144, 2360, 2680, 2848, 3560, 3953, 4720, 5251, 5360, 5963, 7120, 7906, 9440, 10502, 10720, 11926, 14240, 15812, 19765, 21004, 23852, 26255, 29815, 31624, 39530, 42008, 47704, 52510, 59630, 63248, 79060, 84016, 95408, 105020, 119260, 126496, 158120, 168032, 190816, 210040, 238520, 316240, 351817, 420080, 477040, 632480, 703634, 840160, 954080, 1407268, 1759085, 2814536, 3518170, 5629072, 7036340, 11258144, 14072680, 28145360, 56290720]

約数ペア:

[(1, 56290720), (2, 28145360), (4, 14072680), (5, 11258144), (8, 7036340), (10, 5629072), (16, 3518170), (20, 2814536), (32, 1759085), (40, 1407268), (59, 954080), (67, 840160), (80, 703634), (89, 632480), (118, 477040), (134, 420080), (160, 351817), (178, 316240), (236, 238520), (268, 210040), (295, 190816), (335, 168032), (356, 158120), (445, 126496), (472, 119260), (536, 105020), (590, 95408), (670, 84016), (712, 79060), (890, 63248), (944, 59630), (1072, 52510), (1180, 47704), (1340, 42008), (1424, 39530), (1780, 31624), (1888, 29815), (2144, 26255), (2360, 23852), (2680, 21004), (2848, 19765), (3560, 15812), (3953, 14240), (4720, 11926), (5251, 10720), (5360, 10502), (5963, 9440), (7120, 7906)]