87579660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29789}}^1$

素因数の和:29815

約数の個数: 72

約数和(自身を含む): 285269040

約数和(自身を除く): 197689380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 29789, 59578, 89367, 119156, 148945, 178734, 208523, 297890, 357468, 417046, 446835, 595780, 625569, 834092, 893670, 1042615, 1251138, 1459661, 1787340, 2085230, 2502276, 2919322, 3127845, 4170460, 4378983, 5838644, 6255690, 7298305, 8757966, 12511380, 14596610, 17515932, 21894915, 29193220, 43789830, 87579660]

約数ペア:

[(1, 87579660), (2, 43789830), (3, 29193220), (4, 21894915), (5, 17515932), (6, 14596610), (7, 12511380), (10, 8757966), (12, 7298305), (14, 6255690), (15, 5838644), (20, 4378983), (21, 4170460), (28, 3127845), (30, 2919322), (35, 2502276), (42, 2085230), (49, 1787340), (60, 1459661), (70, 1251138), (84, 1042615), (98, 893670), (105, 834092), (140, 625569), (147, 595780), (196, 446835), (210, 417046), (245, 357468), (294, 297890), (420, 208523), (490, 178734), (588, 148945), (735, 119156), (980, 89367), (1470, 59578), (2940, 29789)]