77943420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2503}}^1$

素因数の和:2691

約数の個数: 72

約数和(自身を含む): 237890016

約数和(自身を除く): 159946596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2503, 2595, 3114, 3460, 5006, 5190, 6228, 7509, 7785, 10012, 10380, 12515, 15018, 15570, 22527, 25030, 30036, 31140, 37545, 45054, 50060, 75090, 90108, 112635, 150180, 225270, 433019, 450540, 866038, 1299057, 1732076, 2165095, 2598114, 3897171, 4330190, 5196228, 6495285, 7794342, 8660380, 12990570, 15588684, 19485855, 25981140, 38971710, 77943420]

約数ペア:

[(1, 77943420), (2, 38971710), (3, 25981140), (4, 19485855), (5, 15588684), (6, 12990570), (9, 8660380), (10, 7794342), (12, 6495285), (15, 5196228), (18, 4330190), (20, 3897171), (30, 2598114), (36, 2165095), (45, 1732076), (60, 1299057), (90, 866038), (173, 450540), (180, 433019), (346, 225270), (519, 150180), (692, 112635), (865, 90108), (1038, 75090), (1557, 50060), (1730, 45054), (2076, 37545), (2503, 31140), (2595, 30036), (3114, 25030), (3460, 22527), (5006, 15570), (5190, 15018), (6228, 12515), (7509, 10380), (7785, 10012)]