66405690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18919}}^1$

素因数の和:18948

約数の個数: 64

約数和(自身を含む): 190713600

約数和(自身を除く): 124307910

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 18919, 37838, 56757, 94595, 113514, 170271, 189190, 245947, 283785, 340542, 491894, 510813, 567570, 737841, 851355, 1021626, 1229735, 1475682, 1702710, 2213523, 2459470, 2554065, 3689205, 4427046, 5108130, 6640569, 7378410, 11067615, 13281138, 22135230, 33202845, 66405690]

約数ペア:

[(1, 66405690), (2, 33202845), (3, 22135230), (5, 13281138), (6, 11067615), (9, 7378410), (10, 6640569), (13, 5108130), (15, 4427046), (18, 3689205), (26, 2554065), (27, 2459470), (30, 2213523), (39, 1702710), (45, 1475682), (54, 1229735), (65, 1021626), (78, 851355), (90, 737841), (117, 567570), (130, 510813), (135, 491894), (195, 340542), (234, 283785), (270, 245947), (351, 189190), (390, 170271), (585, 113514), (702, 94595), (1170, 56757), (1755, 37838), (3510, 18919)]