18765660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 36392100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 79, 107, 111, 148, 158, 185, 214, 222, 237, 316, 321, 370, 395, 428, 444, 474, 535, 555, 642, 740, 790, 948, 1070, 1110, 1185, 1284, 1580, 1605, 2140, 2220, 2370, 2923, 3210, 3959, 4740, 5846, 6420, 7918, 8453, 8769, 11692, 11877, 14615, 15836, 16906, 17538, 19795, 23754, 25359, 29230, 33812, 35076, 39590, 42265, 43845, 47508, 50718, 58460, 59385, 79180, 84530, 87690, 101436, 118770, 126795, 169060, 175380, 237540, 253590, 312761, 507180, 625522, 938283, 1251044, 1563805, 1876566, 3127610, 3753132, 4691415, 6255220, 9382830, 18765660]

約数ペア:

[(1, 18765660), (2, 9382830), (3, 6255220), (4, 4691415), (5, 3753132), (6, 3127610), (10, 1876566), (12, 1563805), (15, 1251044), (20, 938283), (30, 625522), (37, 507180), (60, 312761), (74, 253590), (79, 237540), (107, 175380), (111, 169060), (148, 126795), (158, 118770), (185, 101436), (214, 87690), (222, 84530), (237, 79180), (316, 59385), (321, 58460), (370, 50718), (395, 47508), (428, 43845), (444, 42265), (474, 39590), (535, 35076), (555, 33812), (642, 29230), (740, 25359), (790, 23754), (948, 19795), (1070, 17538), (1110, 16906), (1185, 15836), (1284, 14615), (1580, 11877), (1605, 11692), (2140, 8769), (2220, 8453), (2370, 7918), (2923, 6420), (3210, 5846), (3959, 4740)]