70214820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90019}}^1$

素因数の和:90044

約数の個数: 48

約数和(自身を含む): 211727040

約数和(自身を除く): 141512220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 90019, 180038, 270057, 360076, 450095, 540114, 900190, 1080228, 1170247, 1350285, 1800380, 2340494, 2700570, 3510741, 4680988, 5401140, 5851235, 7021482, 11702470, 14042964, 17553705, 23404940, 35107410, 70214820]

約数ペア:

[(1, 70214820), (2, 35107410), (3, 23404940), (4, 17553705), (5, 14042964), (6, 11702470), (10, 7021482), (12, 5851235), (13, 5401140), (15, 4680988), (20, 3510741), (26, 2700570), (30, 2340494), (39, 1800380), (52, 1350285), (60, 1170247), (65, 1080228), (78, 900190), (130, 540114), (156, 450095), (195, 360076), (260, 270057), (390, 180038), (780, 90019)]