888973020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379903}}^1$

素因数の和:379931

約数の個数: 72

約数和(自身を含む): 2903986176

約数和(自身を除く): 2015013156

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, 379903, 759806, 1139709, 1519612, 1899515, 2279418, 3419127, 3799030, 4558836, 4938739, 5698545, 6838254, 7598060, 9877478, 11397090, 13676508, 14816217, 17095635, 19754956, 22794180, 24693695, 29632434, 34191270, 44448651, 49387390, 59264868, 68382540, 74081085, 88897302, 98774780, 148162170, 177794604, 222243255, 296324340, 444486510, 888973020]

約数ペア:

[(1, 888973020), (2, 444486510), (3, 296324340), (4, 222243255), (5, 177794604), (6, 148162170), (9, 98774780), (10, 88897302), (12, 74081085), (13, 68382540), (15, 59264868), (18, 49387390), (20, 44448651), (26, 34191270), (30, 29632434), (36, 24693695), (39, 22794180), (45, 19754956), (52, 17095635), (60, 14816217), (65, 13676508), (78, 11397090), (90, 9877478), (117, 7598060), (130, 6838254), (156, 5698545), (180, 4938739), (195, 4558836), (234, 3799030), (260, 3419127), (390, 2279418), (468, 1899515), (585, 1519612), (780, 1139709), (1170, 759806), (2340, 379903)]