251495640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1549}}^1$

素因数の和:1618

約数の個数: 192

約数和(自身を含む): 914004000

約数和(自身を除く): 662508360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 164, 165, 180, 198, 205, 220, 246, 264, 328, 330, 360, 369, 396, 410, 440, 451, 492, 495, 615, 660, 738, 792, 820, 902, 984, 990, 1230, 1320, 1353, 1476, 1549, 1640, 1804, 1845, 1980, 2255, 2460, 2706, 2952, 3098, 3608, 3690, 3960, 4059, 4510, 4647, 4920, 5412, 6196, 6765, 7380, 7745, 8118, 9020, 9294, 10824, 12392, 13530, 13941, 14760, 15490, 16236, 17039, 18040, 18588, 20295, 23235, 27060, 27882, 30980, 32472, 34078, 37176, 40590, 46470, 51117, 54120, 55764, 61960, 63509, 68156, 69705, 81180, 85195, 92940, 102234, 111528, 127018, 136312, 139410, 153351, 162360, 170390, 185880, 190527, 204468, 254036, 255585, 278820, 306702, 317545, 340780, 381054, 408936, 508072, 511170, 557640, 571581, 613404, 635090, 681560, 698599, 762108, 766755, 952635, 1022340, 1143162, 1226808, 1270180, 1397198, 1524216, 1533510, 1905270, 2044680, 2095797, 2286324, 2540360, 2794396, 2857905, 3067020, 3492995, 3810540, 4191594, 4572648, 5588792, 5715810, 6134040, 6287391, 6985990, 7621080, 8383188, 10478985, 11431620, 12574782, 13971980, 16766376, 20957970, 22863240, 25149564, 27943960, 31436955, 41915940, 50299128, 62873910, 83831880, 125747820, 251495640]

約数ペア:

[(1, 251495640), (2, 125747820), (3, 83831880), (4, 62873910), (5, 50299128), (6, 41915940), (8, 31436955), (9, 27943960), (10, 25149564), (11, 22863240), (12, 20957970), (15, 16766376), (18, 13971980), (20, 12574782), (22, 11431620), (24, 10478985), (30, 8383188), (33, 7621080), (36, 6985990), (40, 6287391), (41, 6134040), (44, 5715810), (45, 5588792), (55, 4572648), (60, 4191594), (66, 3810540), (72, 3492995), (82, 3067020), (88, 2857905), (90, 2794396), (99, 2540360), (110, 2286324), (120, 2095797), (123, 2044680), (132, 1905270), (164, 1533510), (165, 1524216), (180, 1397198), (198, 1270180), (205, 1226808), (220, 1143162), (246, 1022340), (264, 952635), (328, 766755), (330, 762108), (360, 698599), (369, 681560), (396, 635090), (410, 613404), (440, 571581), (451, 557640), (492, 511170), (495, 508072), (615, 408936), (660, 381054), (738, 340780), (792, 317545), (820, 306702), (902, 278820), (984, 255585), (990, 254036), (1230, 204468), (1320, 190527), (1353, 185880), (1476, 170390), (1549, 162360), (1640, 153351), (1804, 139410), (1845, 136312), (1980, 127018), (2255, 111528), (2460, 102234), (2706, 92940), (2952, 85195), (3098, 81180), (3608, 69705), (3690, 68156), (3960, 63509), (4059, 61960), (4510, 55764), (4647, 54120), (4920, 51117), (5412, 46470), (6196, 40590), (6765, 37176), (7380, 34078), (7745, 32472), (8118, 30980), (9020, 27882), (9294, 27060), (10824, 23235), (12392, 20295), (13530, 18588), (13941, 18040), (14760, 17039), (15490, 16236)]