121969380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156371}}^1$

素因数の和:156396

約数の個数: 48

約数和(自身を含む): 367786944

約数和(自身を除く): 245817564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 156371, 312742, 469113, 625484, 781855, 938226, 1563710, 1876452, 2032823, 2345565, 3127420, 4065646, 4691130, 6098469, 8131292, 9382260, 10164115, 12196938, 20328230, 24393876, 30492345, 40656460, 60984690, 121969380]

約数ペア:

[(1, 121969380), (2, 60984690), (3, 40656460), (4, 30492345), (5, 24393876), (6, 20328230), (10, 12196938), (12, 10164115), (13, 9382260), (15, 8131292), (20, 6098469), (26, 4691130), (30, 4065646), (39, 3127420), (52, 2345565), (60, 2032823), (65, 1876452), (78, 1563710), (130, 938226), (156, 781855), (195, 625484), (260, 469113), (390, 312742), (780, 156371)]