15478760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 38430720

約数和(自身を除く): 22951960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 277, 440, 508, 554, 635, 1016, 1108, 1270, 1385, 1397, 2216, 2540, 2770, 2794, 3047, 5080, 5540, 5588, 6094, 6985, 11080, 11176, 12188, 13970, 15235, 24376, 27940, 30470, 35179, 55880, 60940, 70358, 121880, 140716, 175895, 281432, 351790, 386969, 703580, 773938, 1407160, 1547876, 1934845, 3095752, 3869690, 7739380, 15478760]

約数ペア:

[(1, 15478760), (2, 7739380), (4, 3869690), (5, 3095752), (8, 1934845), (10, 1547876), (11, 1407160), (20, 773938), (22, 703580), (40, 386969), (44, 351790), (55, 281432), (88, 175895), (110, 140716), (127, 121880), (220, 70358), (254, 60940), (277, 55880), (440, 35179), (508, 30470), (554, 27940), (635, 24376), (1016, 15235), (1108, 13970), (1270, 12188), (1385, 11176), (1397, 11080), (2216, 6985), (2540, 6094), (2770, 5588), (2794, 5540), (3047, 5080)]