145817640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{405049}}^1$

素因数の和:405066

約数の個数: 48

約数和(自身を含む): 473908500

約数和(自身を除く): 328090860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 405049, 810098, 1215147, 1620196, 2025245, 2430294, 3240392, 3645441, 4050490, 4860588, 6075735, 7290882, 8100980, 9721176, 12151470, 14581764, 16201960, 18227205, 24302940, 29163528, 36454410, 48605880, 72908820, 145817640]

約数ペア:

[(1, 145817640), (2, 72908820), (3, 48605880), (4, 36454410), (5, 29163528), (6, 24302940), (8, 18227205), (9, 16201960), (10, 14581764), (12, 12151470), (15, 9721176), (18, 8100980), (20, 7290882), (24, 6075735), (30, 4860588), (36, 4050490), (40, 3645441), (45, 3240392), (60, 2430294), (72, 2025245), (90, 1620196), (120, 1215147), (180, 810098), (360, 405049)]