414286720

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4657}}^1$

素因数の和:4815

約数の個数: 64

約数和(自身を含む): 997743600

約数和(自身を除く): 583456880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 2224, 2780, 4448, 4657, 5560, 8896, 9314, 11120, 17792, 18628, 22240, 23285, 37256, 44480, 46570, 74512, 88960, 93140, 149024, 186280, 298048, 372560, 596096, 647323, 745120, 1294646, 1490240, 2589292, 2980480, 3236615, 5178584, 6473230, 10357168, 12946460, 20714336, 25892920, 41428672, 51785840, 82857344, 103571680, 207143360, 414286720]

約数ペア:

[(1, 414286720), (2, 207143360), (4, 103571680), (5, 82857344), (8, 51785840), (10, 41428672), (16, 25892920), (20, 20714336), (32, 12946460), (40, 10357168), (64, 6473230), (80, 5178584), (128, 3236615), (139, 2980480), (160, 2589292), (278, 1490240), (320, 1294646), (556, 745120), (640, 647323), (695, 596096), (1112, 372560), (1390, 298048), (2224, 186280), (2780, 149024), (4448, 93140), (4657, 88960), (5560, 74512), (8896, 46570), (9314, 44480), (11120, 37256), (17792, 23285), (18628, 22240)]