290706720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{605639}}^1$

素因数の和:605657

約数の個数: 48

約数和(自身を含む): 915727680

約数和(自身を除く): 625020960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 605639, 1211278, 1816917, 2422556, 3028195, 3633834, 4845112, 6056390, 7267668, 9084585, 9690224, 12112780, 14535336, 18169170, 19380448, 24225560, 29070672, 36338340, 48451120, 58141344, 72676680, 96902240, 145353360, 290706720]

約数ペア:

[(1, 290706720), (2, 145353360), (3, 96902240), (4, 72676680), (5, 58141344), (6, 48451120), (8, 36338340), (10, 29070672), (12, 24225560), (15, 19380448), (16, 18169170), (20, 14535336), (24, 12112780), (30, 9690224), (32, 9084585), (40, 7267668), (48, 6056390), (60, 4845112), (80, 3633834), (96, 3028195), (120, 2422556), (160, 1816917), (240, 1211278), (480, 605639)]