219592380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{522839}}^1$

素因数の和:522858

約数の個数: 48

約数和(自身を含む): 702696960

約数和(自身を除く): 483104580

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, 522839, 1045678, 1568517, 2091356, 2614195, 3137034, 3659873, 5228390, 6274068, 7319746, 7842585, 10456780, 10979619, 14639492, 15685170, 18299365, 21959238, 31370340, 36598730, 43918476, 54898095, 73197460, 109796190, 219592380]

約数ペア:

[(1, 219592380), (2, 109796190), (3, 73197460), (4, 54898095), (5, 43918476), (6, 36598730), (7, 31370340), (10, 21959238), (12, 18299365), (14, 15685170), (15, 14639492), (20, 10979619), (21, 10456780), (28, 7842585), (30, 7319746), (35, 6274068), (42, 5228390), (60, 3659873), (70, 3137034), (84, 2614195), (105, 2091356), (140, 1568517), (210, 1045678), (420, 522839)]