64070720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{28603}}^1$

素因数の和:28627

約数の個数: 56

約数和(自身を含む): 174369984

約数和(自身を除く): 110299264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 28603, 57206, 114412, 143015, 200221, 228824, 286030, 400442, 457648, 572060, 800884, 915296, 1001105, 1144120, 1601768, 1830592, 2002210, 2288240, 3203536, 4004420, 4576480, 6407072, 8008840, 9152960, 12814144, 16017680, 32035360, 64070720]

約数ペア:

[(1, 64070720), (2, 32035360), (4, 16017680), (5, 12814144), (7, 9152960), (8, 8008840), (10, 6407072), (14, 4576480), (16, 4004420), (20, 3203536), (28, 2288240), (32, 2002210), (35, 1830592), (40, 1601768), (56, 1144120), (64, 1001105), (70, 915296), (80, 800884), (112, 572060), (140, 457648), (160, 400442), (224, 286030), (280, 228824), (320, 200221), (448, 143015), (560, 114412), (1120, 57206), (2240, 28603)]