180270540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6379}}^1$

素因数の和:6551

約数の個数: 72

約数和(自身を含む): 550389840

約数和(自身を除く): 370119300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 6379, 7065, 9420, 12758, 14130, 19137, 25516, 28260, 31895, 38274, 57411, 63790, 76548, 95685, 114822, 127580, 191370, 229644, 287055, 382740, 574110, 1001503, 1148220, 2003006, 3004509, 4006012, 5007515, 6009018, 9013527, 10015030, 12018036, 15022545, 18027054, 20030060, 30045090, 36054108, 45067635, 60090180, 90135270, 180270540]

約数ペア:

[(1, 180270540), (2, 90135270), (3, 60090180), (4, 45067635), (5, 36054108), (6, 30045090), (9, 20030060), (10, 18027054), (12, 15022545), (15, 12018036), (18, 10015030), (20, 9013527), (30, 6009018), (36, 5007515), (45, 4006012), (60, 3004509), (90, 2003006), (157, 1148220), (180, 1001503), (314, 574110), (471, 382740), (628, 287055), (785, 229644), (942, 191370), (1413, 127580), (1570, 114822), (1884, 95685), (2355, 76548), (2826, 63790), (3140, 57411), (4710, 38274), (5652, 31895), (6379, 28260), (7065, 25516), (9420, 19137), (12758, 14130)]