1008540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 3302208

約数和(自身を除く): 2293668

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, 431, 468, 585, 780, 862, 1170, 1293, 1724, 2155, 2340, 2586, 3879, 4310, 5172, 5603, 6465, 7758, 8620, 11206, 12930, 15516, 16809, 19395, 22412, 25860, 28015, 33618, 38790, 50427, 56030, 67236, 77580, 84045, 100854, 112060, 168090, 201708, 252135, 336180, 504270, 1008540]

約数ペア:

[(1, 1008540), (2, 504270), (3, 336180), (4, 252135), (5, 201708), (6, 168090), (9, 112060), (10, 100854), (12, 84045), (13, 77580), (15, 67236), (18, 56030), (20, 50427), (26, 38790), (30, 33618), (36, 28015), (39, 25860), (45, 22412), (52, 19395), (60, 16809), (65, 15516), (78, 12930), (90, 11206), (117, 8620), (130, 7758), (156, 6465), (180, 5603), (195, 5172), (234, 4310), (260, 3879), (390, 2586), (431, 2340), (468, 2155), (585, 1724), (780, 1293), (862, 1170)]