203464380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{484439}}^1$

素因数の和:484458

約数の個数: 48

約数和(自身を含む): 651087360

約数和(自身を除く): 447622980

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, 484439, 968878, 1453317, 1937756, 2422195, 2906634, 3391073, 4844390, 5813268, 6782146, 7266585, 9688780, 10173219, 13564292, 14533170, 16955365, 20346438, 29066340, 33910730, 40692876, 50866095, 67821460, 101732190, 203464380]

約数ペア:

[(1, 203464380), (2, 101732190), (3, 67821460), (4, 50866095), (5, 40692876), (6, 33910730), (7, 29066340), (10, 20346438), (12, 16955365), (14, 14533170), (15, 13564292), (20, 10173219), (21, 9688780), (28, 7266585), (30, 6782146), (35, 5813268), (42, 4844390), (60, 3391073), (70, 2906634), (84, 2422195), (105, 1937756), (140, 1453317), (210, 968878), (420, 484439)]