121411280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89273}}^1$

素因数の和:89303

約数の個数: 40

約数和(自身を含む): 298889352

約数和(自身を除く): 177478072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 89273, 178546, 357092, 446365, 714184, 892730, 1428368, 1517641, 1785460, 3035282, 3570920, 6070564, 7141840, 7588205, 12141128, 15176410, 24282256, 30352820, 60705640, 121411280]

約数ペア:

[(1, 121411280), (2, 60705640), (4, 30352820), (5, 24282256), (8, 15176410), (10, 12141128), (16, 7588205), (17, 7141840), (20, 6070564), (34, 3570920), (40, 3035282), (68, 1785460), (80, 1517641), (85, 1428368), (136, 892730), (170, 714184), (272, 446365), (340, 357092), (680, 178546), (1360, 89273)]