131661540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 419026608

約数和(自身を除く): 287365068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 53, 60, 74, 90, 106, 111, 148, 159, 180, 185, 212, 222, 265, 318, 333, 370, 373, 444, 477, 530, 555, 636, 666, 740, 746, 795, 954, 1060, 1110, 1119, 1332, 1492, 1590, 1665, 1865, 1908, 1961, 2220, 2238, 2385, 3180, 3330, 3357, 3730, 3922, 4476, 4770, 5595, 5883, 6660, 6714, 7460, 7844, 9540, 9805, 11190, 11766, 13428, 13801, 16785, 17649, 19610, 19769, 22380, 23532, 27602, 29415, 33570, 35298, 39220, 39538, 41403, 55204, 58830, 59307, 67140, 69005, 70596, 79076, 82806, 88245, 98845, 117660, 118614, 124209, 138010, 165612, 176490, 177921, 197690, 207015, 237228, 248418, 276020, 296535, 352980, 355842, 395380, 414030, 496836, 593070, 621045, 711684, 731453, 828060, 889605, 1186140, 1242090, 1462906, 1779210, 2194359, 2484180, 2925812, 3558420, 3657265, 4388718, 6583077, 7314530, 8777436, 10971795, 13166154, 14629060, 21943590, 26332308, 32915385, 43887180, 65830770, 131661540]

約数ペア:

[(1, 131661540), (2, 65830770), (3, 43887180), (4, 32915385), (5, 26332308), (6, 21943590), (9, 14629060), (10, 13166154), (12, 10971795), (15, 8777436), (18, 7314530), (20, 6583077), (30, 4388718), (36, 3657265), (37, 3558420), (45, 2925812), (53, 2484180), (60, 2194359), (74, 1779210), (90, 1462906), (106, 1242090), (111, 1186140), (148, 889605), (159, 828060), (180, 731453), (185, 711684), (212, 621045), (222, 593070), (265, 496836), (318, 414030), (333, 395380), (370, 355842), (373, 352980), (444, 296535), (477, 276020), (530, 248418), (555, 237228), (636, 207015), (666, 197690), (740, 177921), (746, 176490), (795, 165612), (954, 138010), (1060, 124209), (1110, 118614), (1119, 117660), (1332, 98845), (1492, 88245), (1590, 82806), (1665, 79076), (1865, 70596), (1908, 69005), (1961, 67140), (2220, 59307), (2238, 58830), (2385, 55204), (3180, 41403), (3330, 39538), (3357, 39220), (3730, 35298), (3922, 33570), (4476, 29415), (4770, 27602), (5595, 23532), (5883, 22380), (6660, 19769), (6714, 19610), (7460, 17649), (7844, 16785), (9540, 13801), (9805, 13428), (11190, 11766)]