1267385220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{27397}}^1$

素因数の和:27669

約数の個数: 72

約数和(自身を含む): 3859501464

約数和(自身を除く): 2592116244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 2313, 2570, 3084, 3855, 4626, 5140, 7710, 9252, 11565, 15420, 23130, 27397, 46260, 54794, 82191, 109588, 136985, 164382, 246573, 273970, 328764, 410955, 493146, 547940, 821910, 986292, 1232865, 1643820, 2465730, 4931460, 7041029, 14082058, 21123087, 28164116, 35205145, 42246174, 63369261, 70410290, 84492348, 105615435, 126738522, 140820580, 211230870, 253477044, 316846305, 422461740, 633692610, 1267385220]

約数ペア:

[(1, 1267385220), (2, 633692610), (3, 422461740), (4, 316846305), (5, 253477044), (6, 211230870), (9, 140820580), (10, 126738522), (12, 105615435), (15, 84492348), (18, 70410290), (20, 63369261), (30, 42246174), (36, 35205145), (45, 28164116), (60, 21123087), (90, 14082058), (180, 7041029), (257, 4931460), (514, 2465730), (771, 1643820), (1028, 1232865), (1285, 986292), (1542, 821910), (2313, 547940), (2570, 493146), (3084, 410955), (3855, 328764), (4626, 273970), (5140, 246573), (7710, 164382), (9252, 136985), (11565, 109588), (15420, 82191), (23130, 54794), (27397, 46260)]