77918328

素因数分解:

$2^3\times 3^3\times {\mathrm{181}}^1\times {\mathrm{1993}}^1$

素因数の和:2189

約数の個数: 64

約数和(自身を含む): 217744800

約数和(自身を除く): 139826472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 181, 216, 362, 543, 724, 1086, 1448, 1629, 1993, 2172, 3258, 3986, 4344, 4887, 5979, 6516, 7972, 9774, 11958, 13032, 15944, 17937, 19548, 23916, 35874, 39096, 47832, 53811, 71748, 107622, 143496, 215244, 360733, 430488, 721466, 1082199, 1442932, 2164398, 2885864, 3246597, 4328796, 6493194, 8657592, 9739791, 12986388, 19479582, 25972776, 38959164, 77918328]

約数ペア:

[(1, 77918328), (2, 38959164), (3, 25972776), (4, 19479582), (6, 12986388), (8, 9739791), (9, 8657592), (12, 6493194), (18, 4328796), (24, 3246597), (27, 2885864), (36, 2164398), (54, 1442932), (72, 1082199), (108, 721466), (181, 430488), (216, 360733), (362, 215244), (543, 143496), (724, 107622), (1086, 71748), (1448, 53811), (1629, 47832), (1993, 39096), (2172, 35874), (3258, 23916), (3986, 19548), (4344, 17937), (4887, 15944), (5979, 13032), (6516, 11958), (7972, 9774)]