182407720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 474439680

約数和(自身を除く): 292031960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 43, 44, 55, 62, 86, 88, 110, 124, 155, 172, 215, 220, 248, 310, 311, 341, 344, 430, 440, 473, 620, 622, 682, 860, 946, 1240, 1244, 1333, 1364, 1555, 1705, 1720, 1892, 2365, 2488, 2666, 2728, 3110, 3410, 3421, 3784, 4730, 5332, 6220, 6665, 6820, 6842, 9460, 9641, 10664, 12440, 13330, 13373, 13640, 13684, 14663, 17105, 18920, 19282, 26660, 26746, 27368, 29326, 34210, 38564, 48205, 53320, 53492, 58652, 66865, 68420, 73315, 77128, 96410, 106051, 106984, 117304, 133730, 136840, 146630, 147103, 192820, 212102, 267460, 293260, 294206, 385640, 414563, 424204, 530255, 534920, 586520, 588412, 735515, 829126, 848408, 1060510, 1176824, 1471030, 1658252, 2072815, 2121020, 2942060, 3316504, 4145630, 4242040, 4560193, 5884120, 8291260, 9120386, 16582520, 18240772, 22800965, 36481544, 45601930, 91203860, 182407720]

約数ペア:

[(1, 182407720), (2, 91203860), (4, 45601930), (5, 36481544), (8, 22800965), (10, 18240772), (11, 16582520), (20, 9120386), (22, 8291260), (31, 5884120), (40, 4560193), (43, 4242040), (44, 4145630), (55, 3316504), (62, 2942060), (86, 2121020), (88, 2072815), (110, 1658252), (124, 1471030), (155, 1176824), (172, 1060510), (215, 848408), (220, 829126), (248, 735515), (310, 588412), (311, 586520), (341, 534920), (344, 530255), (430, 424204), (440, 414563), (473, 385640), (620, 294206), (622, 293260), (682, 267460), (860, 212102), (946, 192820), (1240, 147103), (1244, 146630), (1333, 136840), (1364, 133730), (1555, 117304), (1705, 106984), (1720, 106051), (1892, 96410), (2365, 77128), (2488, 73315), (2666, 68420), (2728, 66865), (3110, 58652), (3410, 53492), (3421, 53320), (3784, 48205), (4730, 38564), (5332, 34210), (6220, 29326), (6665, 27368), (6820, 26746), (6842, 26660), (9460, 19282), (9641, 18920), (10664, 17105), (12440, 14663), (13330, 13684), (13373, 13640)]