81192060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 257939136

約数和(自身を除く): 176747076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 73, 74, 90, 111, 146, 148, 167, 180, 185, 219, 222, 292, 333, 334, 365, 370, 438, 444, 501, 555, 657, 666, 668, 730, 740, 835, 876, 1002, 1095, 1110, 1314, 1332, 1460, 1503, 1665, 1670, 2004, 2190, 2220, 2505, 2628, 2701, 3006, 3285, 3330, 3340, 4380, 5010, 5402, 6012, 6179, 6570, 6660, 7515, 8103, 10020, 10804, 12191, 12358, 13140, 13505, 15030, 16206, 18537, 24309, 24382, 24716, 27010, 30060, 30895, 32412, 36573, 37074, 40515, 48618, 48764, 54020, 55611, 60955, 61790, 73146, 74148, 81030, 92685, 97236, 109719, 111222, 121545, 121910, 123580, 146292, 162060, 182865, 185370, 219438, 222444, 243090, 243820, 278055, 365730, 370740, 438876, 451067, 486180, 548595, 556110, 731460, 902134, 1097190, 1112220, 1353201, 1804268, 2194380, 2255335, 2706402, 4059603, 4510670, 5412804, 6766005, 8119206, 9021340, 13532010, 16238412, 20298015, 27064020, 40596030, 81192060]

約数ペア:

[(1, 81192060), (2, 40596030), (3, 27064020), (4, 20298015), (5, 16238412), (6, 13532010), (9, 9021340), (10, 8119206), (12, 6766005), (15, 5412804), (18, 4510670), (20, 4059603), (30, 2706402), (36, 2255335), (37, 2194380), (45, 1804268), (60, 1353201), (73, 1112220), (74, 1097190), (90, 902134), (111, 731460), (146, 556110), (148, 548595), (167, 486180), (180, 451067), (185, 438876), (219, 370740), (222, 365730), (292, 278055), (333, 243820), (334, 243090), (365, 222444), (370, 219438), (438, 185370), (444, 182865), (501, 162060), (555, 146292), (657, 123580), (666, 121910), (668, 121545), (730, 111222), (740, 109719), (835, 97236), (876, 92685), (1002, 81030), (1095, 74148), (1110, 73146), (1314, 61790), (1332, 60955), (1460, 55611), (1503, 54020), (1665, 48764), (1670, 48618), (2004, 40515), (2190, 37074), (2220, 36573), (2505, 32412), (2628, 30895), (2701, 30060), (3006, 27010), (3285, 24716), (3330, 24382), (3340, 24309), (4380, 18537), (5010, 16206), (5402, 15030), (6012, 13505), (6179, 13140), (6570, 12358), (6660, 12191), (7515, 10804), (8103, 10020)]