189236460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{450563}}^1$

素因数の和:450582

約数の個数: 48

約数和(自身を含む): 605558016

約数和(自身を除く): 416321556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 450563, 901126, 1351689, 1802252, 2252815, 2703378, 3153941, 4505630, 5406756, 6307882, 6758445, 9011260, 9461823, 12615764, 13516890, 15769705, 18923646, 27033780, 31539410, 37847292, 47309115, 63078820, 94618230, 189236460]

約数ペア:

[(1, 189236460), (2, 94618230), (3, 63078820), (4, 47309115), (5, 37847292), (6, 31539410), (7, 27033780), (10, 18923646), (12, 15769705), (14, 13516890), (15, 12615764), (20, 9461823), (21, 9011260), (28, 6758445), (30, 6307882), (35, 5406756), (42, 4505630), (60, 3153941), (70, 2703378), (84, 2252815), (105, 1802252), (140, 1351689), (210, 901126), (420, 450563)]