254249940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16361}}^1$

素因数の和:16417

約数の個数: 96

約数和(自身を含む): 835640064

約数和(自身を除く): 581390124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 15540, 16361, 32722, 49083, 65444, 81805, 98166, 114527, 163610, 196332, 229054, 245415, 327220, 343581, 458108, 490830, 572635, 605357, 687162, 981660, 1145270, 1210714, 1374324, 1717905, 1816071, 2290540, 2421428, 3026785, 3435810, 3632142, 4237499, 6053570, 6871620, 7264284, 8474998, 9080355, 12107140, 12712497, 16949996, 18160710, 21187495, 25424994, 36321420, 42374990, 50849988, 63562485, 84749980, 127124970, 254249940]

約数ペア:

[(1, 254249940), (2, 127124970), (3, 84749980), (4, 63562485), (5, 50849988), (6, 42374990), (7, 36321420), (10, 25424994), (12, 21187495), (14, 18160710), (15, 16949996), (20, 12712497), (21, 12107140), (28, 9080355), (30, 8474998), (35, 7264284), (37, 6871620), (42, 6053570), (60, 4237499), (70, 3632142), (74, 3435810), (84, 3026785), (105, 2421428), (111, 2290540), (140, 1816071), (148, 1717905), (185, 1374324), (210, 1210714), (222, 1145270), (259, 981660), (370, 687162), (420, 605357), (444, 572635), (518, 490830), (555, 458108), (740, 343581), (777, 327220), (1036, 245415), (1110, 229054), (1295, 196332), (1554, 163610), (2220, 114527), (2590, 98166), (3108, 81805), (3885, 65444), (5180, 49083), (7770, 32722), (15540, 16361)]