248623440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79687}}^1$

素因数の和:79716

約数の個数: 80

約数和(自身を含む): 830030208

約数和(自身を除く): 581406768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 79687, 159374, 239061, 318748, 398435, 478122, 637496, 796870, 956244, 1035931, 1195305, 1274992, 1593740, 1912488, 2071862, 2390610, 3107793, 3187480, 3824976, 4143724, 4781220, 5179655, 6215586, 6374960, 8287448, 9562440, 10359310, 12431172, 15538965, 16574896, 19124880, 20718620, 24862344, 31077930, 41437240, 49724688, 62155860, 82874480, 124311720, 248623440]

約数ペア:

[(1, 248623440), (2, 124311720), (3, 82874480), (4, 62155860), (5, 49724688), (6, 41437240), (8, 31077930), (10, 24862344), (12, 20718620), (13, 19124880), (15, 16574896), (16, 15538965), (20, 12431172), (24, 10359310), (26, 9562440), (30, 8287448), (39, 6374960), (40, 6215586), (48, 5179655), (52, 4781220), (60, 4143724), (65, 3824976), (78, 3187480), (80, 3107793), (104, 2390610), (120, 2071862), (130, 1912488), (156, 1593740), (195, 1274992), (208, 1195305), (240, 1035931), (260, 956244), (312, 796870), (390, 637496), (520, 478122), (624, 398435), (780, 318748), (1040, 239061), (1560, 159374), (3120, 79687)]