79345280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 220320000

約数和(自身を除く): 140974720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 199, 224, 280, 320, 356, 398, 445, 448, 560, 623, 640, 712, 796, 890, 896, 995, 1120, 1246, 1393, 1424, 1592, 1780, 1990, 2240, 2492, 2786, 2848, 3115, 3184, 3560, 3980, 4480, 4984, 5572, 5696, 6230, 6368, 6965, 7120, 7960, 9968, 11144, 11392, 12460, 12736, 13930, 14240, 15920, 17711, 19936, 22288, 24920, 25472, 27860, 28480, 31840, 35422, 39872, 44576, 49840, 55720, 56960, 63680, 70844, 79744, 88555, 89152, 99680, 111440, 123977, 127360, 141688, 177110, 178304, 199360, 222880, 247954, 283376, 354220, 398720, 445760, 495908, 566752, 619885, 708440, 891520, 991816, 1133504, 1239770, 1416880, 1983632, 2267008, 2479540, 2833760, 3967264, 4959080, 5667520, 7934528, 9918160, 11335040, 15869056, 19836320, 39672640, 79345280]

約数ペア:

[(1, 79345280), (2, 39672640), (4, 19836320), (5, 15869056), (7, 11335040), (8, 9918160), (10, 7934528), (14, 5667520), (16, 4959080), (20, 3967264), (28, 2833760), (32, 2479540), (35, 2267008), (40, 1983632), (56, 1416880), (64, 1239770), (70, 1133504), (80, 991816), (89, 891520), (112, 708440), (128, 619885), (140, 566752), (160, 495908), (178, 445760), (199, 398720), (224, 354220), (280, 283376), (320, 247954), (356, 222880), (398, 199360), (445, 178304), (448, 177110), (560, 141688), (623, 127360), (640, 123977), (712, 111440), (796, 99680), (890, 89152), (896, 88555), (995, 79744), (1120, 70844), (1246, 63680), (1393, 56960), (1424, 55720), (1592, 49840), (1780, 44576), (1990, 39872), (2240, 35422), (2492, 31840), (2786, 28480), (2848, 27860), (3115, 25472), (3184, 24920), (3560, 22288), (3980, 19936), (4480, 17711), (4984, 15920), (5572, 14240), (5696, 13930), (6230, 12736), (6368, 12460), (6965, 11392), (7120, 11144), (7960, 9968)]