72270540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1213}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 220064208

約数和(自身を除く): 147793668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1213, 1324, 1655, 1986, 2426, 2979, 3310, 3639, 3972, 4852, 4965, 5958, 6065, 6620, 7278, 9930, 10917, 11916, 12130, 14556, 14895, 18195, 19860, 21834, 24260, 29790, 36390, 43668, 54585, 59580, 72780, 109170, 218340, 401503, 803006, 1204509, 1606012, 2007515, 2409018, 3613527, 4015030, 4818036, 6022545, 7227054, 8030060, 12045090, 14454108, 18067635, 24090180, 36135270, 72270540]

約数ペア:

[(1, 72270540), (2, 36135270), (3, 24090180), (4, 18067635), (5, 14454108), (6, 12045090), (9, 8030060), (10, 7227054), (12, 6022545), (15, 4818036), (18, 4015030), (20, 3613527), (30, 2409018), (36, 2007515), (45, 1606012), (60, 1204509), (90, 803006), (180, 401503), (331, 218340), (662, 109170), (993, 72780), (1213, 59580), (1324, 54585), (1655, 43668), (1986, 36390), (2426, 29790), (2979, 24260), (3310, 21834), (3639, 19860), (3972, 18195), (4852, 14895), (4965, 14556), (5958, 12130), (6065, 11916), (6620, 10917), (7278, 9930)]