81492570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 219024000

約数和(自身を除く): 137531430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 59, 90, 103, 118, 149, 177, 206, 295, 298, 309, 354, 447, 515, 531, 590, 618, 745, 885, 894, 927, 1030, 1062, 1341, 1490, 1545, 1770, 1854, 2235, 2655, 2682, 3090, 4470, 4635, 5310, 6077, 6705, 8791, 9270, 12154, 13410, 15347, 17582, 18231, 26373, 30385, 30694, 36462, 43955, 46041, 52746, 54693, 60770, 76735, 79119, 87910, 91155, 92082, 109386, 131865, 138123, 153470, 158238, 182310, 230205, 263730, 273465, 276246, 395595, 460410, 546930, 690615, 791190, 905473, 1381230, 1810946, 2716419, 4527365, 5432838, 8149257, 9054730, 13582095, 16298514, 27164190, 40746285, 81492570]

約数ペア:

[(1, 81492570), (2, 40746285), (3, 27164190), (5, 16298514), (6, 13582095), (9, 9054730), (10, 8149257), (15, 5432838), (18, 4527365), (30, 2716419), (45, 1810946), (59, 1381230), (90, 905473), (103, 791190), (118, 690615), (149, 546930), (177, 460410), (206, 395595), (295, 276246), (298, 273465), (309, 263730), (354, 230205), (447, 182310), (515, 158238), (531, 153470), (590, 138123), (618, 131865), (745, 109386), (885, 92082), (894, 91155), (927, 87910), (1030, 79119), (1062, 76735), (1341, 60770), (1490, 54693), (1545, 52746), (1770, 46041), (1854, 43955), (2235, 36462), (2655, 30694), (2682, 30385), (3090, 26373), (4470, 18231), (4635, 17582), (5310, 15347), (6077, 13410), (6705, 12154), (8791, 9270)]