77858160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 242261280

約数和(自身を除く): 164403120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 401, 802, 809, 1203, 1604, 1618, 2005, 2406, 2427, 3208, 3236, 4010, 4045, 4812, 4854, 6015, 6416, 6472, 8020, 8090, 9624, 9708, 12030, 12135, 12944, 16040, 16180, 19248, 19416, 24060, 24270, 32080, 32360, 38832, 48120, 48540, 64720, 96240, 97080, 194160, 324409, 648818, 973227, 1297636, 1622045, 1946454, 2595272, 3244090, 3892908, 4866135, 5190544, 6488180, 7785816, 9732270, 12976360, 15571632, 19464540, 25952720, 38929080, 77858160]

約数ペア:

[(1, 77858160), (2, 38929080), (3, 25952720), (4, 19464540), (5, 15571632), (6, 12976360), (8, 9732270), (10, 7785816), (12, 6488180), (15, 5190544), (16, 4866135), (20, 3892908), (24, 3244090), (30, 2595272), (40, 1946454), (48, 1622045), (60, 1297636), (80, 973227), (120, 648818), (240, 324409), (401, 194160), (802, 97080), (809, 96240), (1203, 64720), (1604, 48540), (1618, 48120), (2005, 38832), (2406, 32360), (2427, 32080), (3208, 24270), (3236, 24060), (4010, 19416), (4045, 19248), (4812, 16180), (4854, 16040), (6015, 12944), (6416, 12135), (6472, 12030), (8020, 9708), (8090, 9624)]