899503020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{384403}}^1$

素因数の和:384431

約数の個数: 72

約数和(自身を含む): 2938384176

約数和(自身を除く): 2038881156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 384403, 768806, 1153209, 1537612, 1922015, 2306418, 3459627, 3844030, 4612836, 4997239, 5766045, 6919254, 7688060, 9994478, 11532090, 13838508, 14991717, 17298135, 19988956, 23064180, 24986195, 29983434, 34596270, 44975151, 49972390, 59966868, 69192540, 74958585, 89950302, 99944780, 149917170, 179900604, 224875755, 299834340, 449751510, 899503020]

約数ペア:

[(1, 899503020), (2, 449751510), (3, 299834340), (4, 224875755), (5, 179900604), (6, 149917170), (9, 99944780), (10, 89950302), (12, 74958585), (13, 69192540), (15, 59966868), (18, 49972390), (20, 44975151), (26, 34596270), (30, 29983434), (36, 24986195), (39, 23064180), (45, 19988956), (52, 17298135), (60, 14991717), (65, 13838508), (78, 11532090), (90, 9994478), (117, 7688060), (130, 6919254), (156, 5766045), (180, 4997239), (195, 4612836), (234, 3844030), (260, 3459627), (390, 2306418), (468, 1922015), (585, 1537612), (780, 1153209), (1170, 768806), (2340, 384403)]