128248470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{203569}}^1$

素因数の和:203589

約数の個数: 48

約数和(自身を含む): 381083040

約数和(自身を除く): 252834570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 203569, 407138, 610707, 1017845, 1221414, 1424983, 1832121, 2035690, 2849966, 3053535, 3664242, 4274949, 6107070, 7124915, 8549898, 9160605, 12824847, 14249830, 18321210, 21374745, 25649694, 42749490, 64124235, 128248470]

約数ペア:

[(1, 128248470), (2, 64124235), (3, 42749490), (5, 25649694), (6, 21374745), (7, 18321210), (9, 14249830), (10, 12824847), (14, 9160605), (15, 8549898), (18, 7124915), (21, 6107070), (30, 4274949), (35, 3664242), (42, 3053535), (45, 2849966), (63, 2035690), (70, 1832121), (90, 1424983), (105, 1221414), (126, 1017845), (210, 610707), (315, 407138), (630, 203569)]