255652040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29453}}^1$

素因数の和:29502

約数の個数: 64

約数和(自身を含む): 678620160

約数和(自身を除く): 422968120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 29453, 58906, 117812, 147265, 206171, 235624, 294530, 412342, 589060, 824684, 913043, 1030855, 1178120, 1649368, 1826086, 2061710, 3652172, 4123420, 4565215, 6391301, 7304344, 8246840, 9130430, 12782602, 18260860, 25565204, 31956505, 36521720, 51130408, 63913010, 127826020, 255652040]

約数ペア:

[(1, 255652040), (2, 127826020), (4, 63913010), (5, 51130408), (7, 36521720), (8, 31956505), (10, 25565204), (14, 18260860), (20, 12782602), (28, 9130430), (31, 8246840), (35, 7304344), (40, 6391301), (56, 4565215), (62, 4123420), (70, 3652172), (124, 2061710), (140, 1826086), (155, 1649368), (217, 1178120), (248, 1030855), (280, 913043), (310, 824684), (434, 589060), (620, 412342), (868, 294530), (1085, 235624), (1240, 206171), (1736, 147265), (2170, 117812), (4340, 58906), (8680, 29453)]