31305463020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13378403}}^1$

素因数の和:13378431

約数の個数: 72

約数和(自身を含む): 102264520176

約数和(自身を除く): 70959057156

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, 13378403, 26756806, 40135209, 53513612, 66892015, 80270418, 120405627, 133784030, 160540836, 173919239, 200676045, 240811254, 267568060, 347838478, 401352090, 481622508, 521757717, 602028135, 695676956, 802704180, 869596195, 1043515434, 1204056270, 1565273151, 1739192390, 2087030868, 2408112540, 2608788585, 3130546302, 3478384780, 5217577170, 6261092604, 7826365755, 10435154340, 15652731510, 31305463020]

約数ペア:

[(1, 31305463020), (2, 15652731510), (3, 10435154340), (4, 7826365755), (5, 6261092604), (6, 5217577170), (9, 3478384780), (10, 3130546302), (12, 2608788585), (13, 2408112540), (15, 2087030868), (18, 1739192390), (20, 1565273151), (26, 1204056270), (30, 1043515434), (36, 869596195), (39, 802704180), (45, 695676956), (52, 602028135), (60, 521757717), (65, 481622508), (78, 401352090), (90, 347838478), (117, 267568060), (130, 240811254), (156, 200676045), (180, 173919239), (195, 160540836), (234, 133784030), (260, 120405627), (390, 80270418), (468, 66892015), (585, 53513612), (780, 40135209), (1170, 26756806), (2340, 13378403)]