238159040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{106321}}^1$

素因数の和:106345

約数の個数: 56

約数和(自身を含む): 648138912

約数和(自身を除く): 409979872

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, 106321, 212642, 425284, 531605, 744247, 850568, 1063210, 1488494, 1701136, 2126420, 2976988, 3402272, 3721235, 4252840, 5953976, 6804544, 7442470, 8505680, 11907952, 14884940, 17011360, 23815904, 29769880, 34022720, 47631808, 59539760, 119079520, 238159040]

約数ペア:

[(1, 238159040), (2, 119079520), (4, 59539760), (5, 47631808), (7, 34022720), (8, 29769880), (10, 23815904), (14, 17011360), (16, 14884940), (20, 11907952), (28, 8505680), (32, 7442470), (35, 6804544), (40, 5953976), (56, 4252840), (64, 3721235), (70, 3402272), (80, 2976988), (112, 2126420), (140, 1701136), (160, 1488494), (224, 1063210), (280, 850568), (320, 744247), (448, 531605), (560, 425284), (1120, 212642), (2240, 106321)]