12720227580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{501191}}^1$

素因数の和:501256

約数の個数: 96

約数和(自身を含む): 40416122880

約数和(自身を除く): 27695895300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 4230, 5076, 6345, 8460, 12690, 25380, 501191, 1002382, 1503573, 2004764, 2505955, 3007146, 4510719, 5011910, 6014292, 7517865, 9021438, 10023820, 13532157, 15035730, 18042876, 22553595, 23555977, 27064314, 30071460, 45107190, 47111954, 54128628, 67660785, 70667931, 90214380, 94223908, 117779885, 135321570, 141335862, 212003793, 235559770, 270643140, 282671724, 353339655, 424007586, 471119540, 636011379, 706679310, 848015172, 1060018965, 1272022758, 1413358620, 2120037930, 2544045516, 3180056895, 4240075860, 6360113790, 12720227580]

約数ペア:

[(1, 12720227580), (2, 6360113790), (3, 4240075860), (4, 3180056895), (5, 2544045516), (6, 2120037930), (9, 1413358620), (10, 1272022758), (12, 1060018965), (15, 848015172), (18, 706679310), (20, 636011379), (27, 471119540), (30, 424007586), (36, 353339655), (45, 282671724), (47, 270643140), (54, 235559770), (60, 212003793), (90, 141335862), (94, 135321570), (108, 117779885), (135, 94223908), (141, 90214380), (180, 70667931), (188, 67660785), (235, 54128628), (270, 47111954), (282, 45107190), (423, 30071460), (470, 27064314), (540, 23555977), (564, 22553595), (705, 18042876), (846, 15035730), (940, 13532157), (1269, 10023820), (1410, 9021438), (1692, 7517865), (2115, 6014292), (2538, 5011910), (2820, 4510719), (4230, 3007146), (5076, 2505955), (6345, 2004764), (8460, 1503573), (12690, 1002382), (25380, 501191)]