42381540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1361}}^1$

素因数の和:1549

約数の個数: 72

約数和(自身を含む): 129395448

約数和(自身を除く): 87013908

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, 1361, 1557, 1730, 2076, 2595, 2722, 3114, 3460, 4083, 5190, 5444, 6228, 6805, 7785, 8166, 10380, 12249, 13610, 15570, 16332, 20415, 24498, 27220, 31140, 40830, 48996, 61245, 81660, 122490, 235453, 244980, 470906, 706359, 941812, 1177265, 1412718, 2119077, 2354530, 2825436, 3531795, 4238154, 4709060, 7063590, 8476308, 10595385, 14127180, 21190770, 42381540]

約数ペア:

[(1, 42381540), (2, 21190770), (3, 14127180), (4, 10595385), (5, 8476308), (6, 7063590), (9, 4709060), (10, 4238154), (12, 3531795), (15, 2825436), (18, 2354530), (20, 2119077), (30, 1412718), (36, 1177265), (45, 941812), (60, 706359), (90, 470906), (173, 244980), (180, 235453), (346, 122490), (519, 81660), (692, 61245), (865, 48996), (1038, 40830), (1361, 31140), (1557, 27220), (1730, 24498), (2076, 20415), (2595, 16332), (2722, 15570), (3114, 13610), (3460, 12249), (4083, 10380), (5190, 8166), (5444, 7785), (6228, 6805)]