245451720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3191}}^1$

素因数の和:3846

約数の個数: 64

約数和(自身を含む): 737735040

約数和(自身を除く): 492283320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1282, 1923, 2564, 3191, 3205, 3846, 5128, 6382, 6410, 7692, 9573, 9615, 12764, 12820, 15384, 15955, 19146, 19230, 25528, 25640, 31910, 38292, 38460, 47865, 63820, 76584, 76920, 95730, 127640, 191460, 382920, 2045431, 4090862, 6136293, 8181724, 10227155, 12272586, 16363448, 20454310, 24545172, 30681465, 40908620, 49090344, 61362930, 81817240, 122725860, 245451720]

約数ペア:

[(1, 245451720), (2, 122725860), (3, 81817240), (4, 61362930), (5, 49090344), (6, 40908620), (8, 30681465), (10, 24545172), (12, 20454310), (15, 16363448), (20, 12272586), (24, 10227155), (30, 8181724), (40, 6136293), (60, 4090862), (120, 2045431), (641, 382920), (1282, 191460), (1923, 127640), (2564, 95730), (3191, 76920), (3205, 76584), (3846, 63820), (5128, 47865), (6382, 38460), (6410, 38292), (7692, 31910), (9573, 25640), (9615, 25528), (12764, 19230), (12820, 19146), (15384, 15955)]