18971640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 62244000

約数和(自身を除く): 43272360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 151, 180, 302, 349, 360, 453, 604, 698, 755, 906, 1047, 1208, 1359, 1396, 1510, 1745, 1812, 2094, 2265, 2718, 2792, 3020, 3141, 3490, 3624, 4188, 4530, 5235, 5436, 6040, 6282, 6795, 6980, 8376, 9060, 10470, 10872, 12564, 13590, 13960, 15705, 18120, 20940, 25128, 27180, 31410, 41880, 52699, 54360, 62820, 105398, 125640, 158097, 210796, 263495, 316194, 421592, 474291, 526990, 632388, 790485, 948582, 1053980, 1264776, 1580970, 1897164, 2107960, 2371455, 3161940, 3794328, 4742910, 6323880, 9485820, 18971640]

約数ペア:

[(1, 18971640), (2, 9485820), (3, 6323880), (4, 4742910), (5, 3794328), (6, 3161940), (8, 2371455), (9, 2107960), (10, 1897164), (12, 1580970), (15, 1264776), (18, 1053980), (20, 948582), (24, 790485), (30, 632388), (36, 526990), (40, 474291), (45, 421592), (60, 316194), (72, 263495), (90, 210796), (120, 158097), (151, 125640), (180, 105398), (302, 62820), (349, 54360), (360, 52699), (453, 41880), (604, 31410), (698, 27180), (755, 25128), (906, 20940), (1047, 18120), (1208, 15705), (1359, 13960), (1396, 13590), (1510, 12564), (1745, 10872), (1812, 10470), (2094, 9060), (2265, 8376), (2718, 6980), (2792, 6795), (3020, 6282), (3141, 6040), (3490, 5436), (3624, 5235), (4188, 4530)]