81337500

素因数分解:

$2^2\times 3^3\times 5^5\times {\mathrm{241}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 264670560

約数和(自身を除く): 183333060

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, 125, 135, 150, 180, 225, 241, 250, 270, 300, 375, 450, 482, 500, 540, 625, 675, 723, 750, 900, 964, 1125, 1205, 1250, 1350, 1446, 1500, 1875, 2169, 2250, 2410, 2500, 2700, 2892, 3125, 3375, 3615, 3750, 4338, 4500, 4820, 5625, 6025, 6250, 6507, 6750, 7230, 7500, 8676, 9375, 10845, 11250, 12050, 12500, 13014, 13500, 14460, 16875, 18075, 18750, 21690, 22500, 24100, 26028, 28125, 30125, 32535, 33750, 36150, 37500, 43380, 54225, 56250, 60250, 65070, 67500, 72300, 84375, 90375, 108450, 112500, 120500, 130140, 150625, 162675, 168750, 180750, 216900, 271125, 301250, 325350, 337500, 361500, 451875, 542250, 602500, 650700, 753125, 813375, 903750, 1084500, 1355625, 1506250, 1626750, 1807500, 2259375, 2711250, 3012500, 3253500, 4066875, 4518750, 5422500, 6778125, 8133750, 9037500, 13556250, 16267500, 20334375, 27112500, 40668750, 81337500]

約数ペア:

[(1, 81337500), (2, 40668750), (3, 27112500), (4, 20334375), (5, 16267500), (6, 13556250), (9, 9037500), (10, 8133750), (12, 6778125), (15, 5422500), (18, 4518750), (20, 4066875), (25, 3253500), (27, 3012500), (30, 2711250), (36, 2259375), (45, 1807500), (50, 1626750), (54, 1506250), (60, 1355625), (75, 1084500), (90, 903750), (100, 813375), (108, 753125), (125, 650700), (135, 602500), (150, 542250), (180, 451875), (225, 361500), (241, 337500), (250, 325350), (270, 301250), (300, 271125), (375, 216900), (450, 180750), (482, 168750), (500, 162675), (540, 150625), (625, 130140), (675, 120500), (723, 112500), (750, 108450), (900, 90375), (964, 84375), (1125, 72300), (1205, 67500), (1250, 65070), (1350, 60250), (1446, 56250), (1500, 54225), (1875, 43380), (2169, 37500), (2250, 36150), (2410, 33750), (2500, 32535), (2700, 30125), (2892, 28125), (3125, 26028), (3375, 24100), (3615, 22500), (3750, 21690), (4338, 18750), (4500, 18075), (4820, 16875), (5625, 14460), (6025, 13500), (6250, 13014), (6507, 12500), (6750, 12050), (7230, 11250), (7500, 10845), (8676, 9375)]