138223440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{191977}}^1$

素因数の和:191996

約数の個数: 60

約数和(自身を含む): 464202804

約数和(自身を除く): 325979364

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 191977, 383954, 575931, 767908, 959885, 1151862, 1535816, 1727793, 1919770, 2303724, 2879655, 3071632, 3455586, 3839540, 4607448, 5759310, 6911172, 7679080, 8638965, 9214896, 11518620, 13822344, 15358160, 17277930, 23037240, 27644688, 34555860, 46074480, 69111720, 138223440]

約数ペア:

[(1, 138223440), (2, 69111720), (3, 46074480), (4, 34555860), (5, 27644688), (6, 23037240), (8, 17277930), (9, 15358160), (10, 13822344), (12, 11518620), (15, 9214896), (16, 8638965), (18, 7679080), (20, 6911172), (24, 5759310), (30, 4607448), (36, 3839540), (40, 3455586), (45, 3071632), (48, 2879655), (60, 2303724), (72, 1919770), (80, 1727793), (90, 1535816), (120, 1151862), (144, 959885), (180, 767908), (240, 575931), (360, 383954), (720, 191977)]