128861544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 385228800

約数和(自身を除く): 256367256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 109, 124, 168, 186, 217, 218, 227, 248, 327, 372, 434, 436, 454, 651, 654, 681, 744, 763, 868, 872, 908, 1302, 1308, 1362, 1526, 1589, 1736, 1816, 2289, 2604, 2616, 2724, 3052, 3178, 3379, 4578, 4767, 5208, 5448, 6104, 6356, 6758, 7037, 9156, 9534, 10137, 12712, 13516, 14074, 18312, 19068, 20274, 21111, 23653, 24743, 27032, 28148, 38136, 40548, 42222, 47306, 49259, 49486, 56296, 70959, 74229, 81096, 84444, 94612, 98518, 98972, 141918, 147777, 148458, 168888, 173201, 189224, 197036, 197944, 283836, 295554, 296916, 346402, 394072, 519603, 567672, 591108, 593832, 692804, 767033, 1039206, 1182216, 1385608, 1534066, 2078412, 2301099, 3068132, 4156824, 4602198, 5369231, 6136264, 9204396, 10738462, 16107693, 18408792, 21476924, 32215386, 42953848, 64430772, 128861544]

約数ペア:

[(1, 128861544), (2, 64430772), (3, 42953848), (4, 32215386), (6, 21476924), (7, 18408792), (8, 16107693), (12, 10738462), (14, 9204396), (21, 6136264), (24, 5369231), (28, 4602198), (31, 4156824), (42, 3068132), (56, 2301099), (62, 2078412), (84, 1534066), (93, 1385608), (109, 1182216), (124, 1039206), (168, 767033), (186, 692804), (217, 593832), (218, 591108), (227, 567672), (248, 519603), (327, 394072), (372, 346402), (434, 296916), (436, 295554), (454, 283836), (651, 197944), (654, 197036), (681, 189224), (744, 173201), (763, 168888), (868, 148458), (872, 147777), (908, 141918), (1302, 98972), (1308, 98518), (1362, 94612), (1526, 84444), (1589, 81096), (1736, 74229), (1816, 70959), (2289, 56296), (2604, 49486), (2616, 49259), (2724, 47306), (3052, 42222), (3178, 40548), (3379, 38136), (4578, 28148), (4767, 27032), (5208, 24743), (5448, 23653), (6104, 21111), (6356, 20274), (6758, 19068), (7037, 18312), (9156, 14074), (9534, 13516), (10137, 12712)]