81132300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 263872000

約数和(自身を除く): 182739700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 151, 180, 199, 225, 270, 300, 302, 398, 450, 453, 540, 597, 604, 675, 755, 796, 900, 906, 995, 1194, 1350, 1359, 1510, 1791, 1812, 1990, 2265, 2388, 2700, 2718, 2985, 3020, 3582, 3775, 3980, 4077, 4530, 4975, 5373, 5436, 5970, 6795, 7164, 7550, 8154, 8955, 9060, 9950, 10746, 11325, 11940, 13590, 14925, 15100, 16308, 17910, 19900, 20385, 21492, 22650, 26865, 27180, 29850, 30049, 33975, 35820, 40770, 44775, 45300, 53730, 59700, 60098, 67950, 81540, 89550, 90147, 101925, 107460, 120196, 134325, 135900, 150245, 179100, 180294, 203850, 268650, 270441, 300490, 360588, 407700, 450735, 537300, 540882, 600980, 751225, 811323, 901470, 1081764, 1352205, 1502450, 1622646, 1802940, 2253675, 2704410, 3004900, 3245292, 4056615, 4507350, 5408820, 6761025, 8113230, 9014700, 13522050, 16226460, 20283075, 27044100, 40566150, 81132300]

約数ペア:

[(1, 81132300), (2, 40566150), (3, 27044100), (4, 20283075), (5, 16226460), (6, 13522050), (9, 9014700), (10, 8113230), (12, 6761025), (15, 5408820), (18, 4507350), (20, 4056615), (25, 3245292), (27, 3004900), (30, 2704410), (36, 2253675), (45, 1802940), (50, 1622646), (54, 1502450), (60, 1352205), (75, 1081764), (90, 901470), (100, 811323), (108, 751225), (135, 600980), (150, 540882), (151, 537300), (180, 450735), (199, 407700), (225, 360588), (270, 300490), (300, 270441), (302, 268650), (398, 203850), (450, 180294), (453, 179100), (540, 150245), (597, 135900), (604, 134325), (675, 120196), (755, 107460), (796, 101925), (900, 90147), (906, 89550), (995, 81540), (1194, 67950), (1350, 60098), (1359, 59700), (1510, 53730), (1791, 45300), (1812, 44775), (1990, 40770), (2265, 35820), (2388, 33975), (2700, 30049), (2718, 29850), (2985, 27180), (3020, 26865), (3582, 22650), (3775, 21492), (3980, 20385), (4077, 19900), (4530, 17910), (4975, 16308), (5373, 15100), (5436, 14925), (5970, 13590), (6795, 11940), (7164, 11325), (7550, 10746), (8154, 9950), (8955, 9060)]