18268920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1685

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 43057800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1637, 1860, 2232, 2790, 3274, 3720, 4911, 5580, 6548, 8185, 9822, 11160, 13096, 14733, 16370, 19644, 24555, 29466, 32740, 39288, 49110, 50747, 58932, 65480, 73665, 98220, 101494, 117864, 147330, 152241, 196440, 202988, 253735, 294660, 304482, 405976, 456723, 507470, 589320, 608964, 761205, 913446, 1014940, 1217928, 1522410, 1826892, 2029880, 2283615, 3044820, 3653784, 4567230, 6089640, 9134460, 18268920]

約数ペア:

[(1, 18268920), (2, 9134460), (3, 6089640), (4, 4567230), (5, 3653784), (6, 3044820), (8, 2283615), (9, 2029880), (10, 1826892), (12, 1522410), (15, 1217928), (18, 1014940), (20, 913446), (24, 761205), (30, 608964), (31, 589320), (36, 507470), (40, 456723), (45, 405976), (60, 304482), (62, 294660), (72, 253735), (90, 202988), (93, 196440), (120, 152241), (124, 147330), (155, 117864), (180, 101494), (186, 98220), (248, 73665), (279, 65480), (310, 58932), (360, 50747), (372, 49110), (465, 39288), (558, 32740), (620, 29466), (744, 24555), (930, 19644), (1116, 16370), (1240, 14733), (1395, 13096), (1637, 11160), (1860, 9822), (2232, 8185), (2790, 6548), (3274, 5580), (3720, 4911)]