189674520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{647}}^1$

素因数の和:1017

約数の個数: 128

約数和(自身を含む): 653184000

約数和(自身を除く): 463509480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 349, 420, 647, 698, 840, 1047, 1294, 1396, 1745, 1941, 2094, 2443, 2588, 2792, 3235, 3490, 3882, 4188, 4529, 4886, 5176, 5235, 6470, 6980, 7329, 7764, 8376, 9058, 9705, 9772, 10470, 12215, 12940, 13587, 13960, 14658, 15528, 18116, 19410, 19544, 20940, 22645, 24430, 25880, 27174, 29316, 36232, 36645, 38820, 41880, 45290, 48860, 54348, 58632, 67935, 73290, 77640, 90580, 97720, 108696, 135870, 146580, 181160, 225803, 271740, 293160, 451606, 543480, 677409, 903212, 1129015, 1354818, 1580621, 1806424, 2258030, 2709636, 3161242, 3387045, 4516060, 4741863, 5419272, 6322484, 6774090, 7903105, 9032120, 9483726, 12644968, 13548180, 15806210, 18967452, 23709315, 27096360, 31612420, 37934904, 47418630, 63224840, 94837260, 189674520]

約数ペア:

[(1, 189674520), (2, 94837260), (3, 63224840), (4, 47418630), (5, 37934904), (6, 31612420), (7, 27096360), (8, 23709315), (10, 18967452), (12, 15806210), (14, 13548180), (15, 12644968), (20, 9483726), (21, 9032120), (24, 7903105), (28, 6774090), (30, 6322484), (35, 5419272), (40, 4741863), (42, 4516060), (56, 3387045), (60, 3161242), (70, 2709636), (84, 2258030), (105, 1806424), (120, 1580621), (140, 1354818), (168, 1129015), (210, 903212), (280, 677409), (349, 543480), (420, 451606), (647, 293160), (698, 271740), (840, 225803), (1047, 181160), (1294, 146580), (1396, 135870), (1745, 108696), (1941, 97720), (2094, 90580), (2443, 77640), (2588, 73290), (2792, 67935), (3235, 58632), (3490, 54348), (3882, 48860), (4188, 45290), (4529, 41880), (4886, 38820), (5176, 36645), (5235, 36232), (6470, 29316), (6980, 27174), (7329, 25880), (7764, 24430), (8376, 22645), (9058, 20940), (9705, 19544), (9772, 19410), (10470, 18116), (12215, 15528), (12940, 14658), (13587, 13960)]