122958420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157639}}^1$

素因数の和:157664

約数の個数: 48

約数和(自身を含む): 370769280

約数和(自身を除く): 247810860

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, 157639, 315278, 472917, 630556, 788195, 945834, 1576390, 1891668, 2049307, 2364585, 3152780, 4098614, 4729170, 6147921, 8197228, 9458340, 10246535, 12295842, 20493070, 24591684, 30739605, 40986140, 61479210, 122958420]

約数ペア:

[(1, 122958420), (2, 61479210), (3, 40986140), (4, 30739605), (5, 24591684), (6, 20493070), (10, 12295842), (12, 10246535), (13, 9458340), (15, 8197228), (20, 6147921), (26, 4729170), (30, 4098614), (39, 3152780), (52, 2364585), (60, 2049307), (65, 1891668), (78, 1576390), (130, 945834), (156, 788195), (195, 630556), (260, 472917), (390, 315278), (780, 157639)]