289712880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{402379}}^1$

素因数の和:402398

約数の個数: 60

約数和(自身を含む): 972954840

約数和(自身を除く): 683241960

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, 402379, 804758, 1207137, 1609516, 2011895, 2414274, 3219032, 3621411, 4023790, 4828548, 6035685, 6438064, 7242822, 8047580, 9657096, 12071370, 14485644, 16095160, 18107055, 19314192, 24142740, 28971288, 32190320, 36214110, 48285480, 57942576, 72428220, 96570960, 144856440, 289712880]

約数ペア:

[(1, 289712880), (2, 144856440), (3, 96570960), (4, 72428220), (5, 57942576), (6, 48285480), (8, 36214110), (9, 32190320), (10, 28971288), (12, 24142740), (15, 19314192), (16, 18107055), (18, 16095160), (20, 14485644), (24, 12071370), (30, 9657096), (36, 8047580), (40, 7242822), (45, 6438064), (48, 6035685), (60, 4828548), (72, 4023790), (80, 3621411), (90, 3219032), (120, 2414274), (144, 2011895), (180, 1609516), (240, 1207137), (360, 804758), (720, 402379)]