51320520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 256

約数和(自身を含む): 187488000

約数和(自身を除く): 136167480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 41, 45, 54, 57, 60, 61, 72, 76, 82, 90, 95, 108, 114, 120, 122, 123, 135, 152, 164, 171, 180, 183, 190, 205, 216, 228, 244, 246, 270, 285, 305, 328, 342, 360, 366, 369, 380, 410, 456, 488, 492, 513, 540, 549, 570, 610, 615, 684, 732, 738, 760, 779, 820, 855, 915, 984, 1026, 1080, 1098, 1107, 1140, 1159, 1220, 1230, 1368, 1464, 1476, 1558, 1640, 1647, 1710, 1830, 1845, 2052, 2196, 2214, 2280, 2318, 2337, 2440, 2460, 2501, 2565, 2745, 2952, 3116, 3294, 3420, 3477, 3660, 3690, 3895, 4104, 4392, 4428, 4636, 4674, 4920, 5002, 5130, 5490, 5535, 5795, 6232, 6588, 6840, 6954, 7011, 7320, 7380, 7503, 7790, 8235, 8856, 9272, 9348, 10004, 10260, 10431, 10980, 11070, 11590, 11685, 12505, 13176, 13908, 14022, 14760, 15006, 15580, 16470, 17385, 18696, 20008, 20520, 20862, 21033, 21960, 22140, 22509, 23180, 23370, 25010, 27816, 28044, 30012, 31160, 31293, 32940, 34770, 35055, 37515, 41724, 42066, 44280, 45018, 46360, 46740, 47519, 50020, 52155, 56088, 60024, 62586, 65880, 67527, 69540, 70110, 75030, 83448, 84132, 90036, 93480, 95038, 100040, 104310, 105165, 112545, 125172, 135054, 139080, 140220, 142557, 150060, 156465, 168264, 180072, 190076, 208620, 210330, 225090, 237595, 250344, 270108, 280440, 285114, 300120, 312930, 337635, 380152, 417240, 420660, 427671, 450180, 475190, 540216, 570228, 625860, 675270, 712785, 841320, 855342, 900360, 950380, 1140456, 1251720, 1283013, 1350540, 1425570, 1710684, 1900760, 2138355, 2566026, 2701080, 2851140, 3421368, 4276710, 5132052, 5702280, 6415065, 8553420, 10264104, 12830130, 17106840, 25660260, 51320520]

約数ペア:

[(1, 51320520), (2, 25660260), (3, 17106840), (4, 12830130), (5, 10264104), (6, 8553420), (8, 6415065), (9, 5702280), (10, 5132052), (12, 4276710), (15, 3421368), (18, 2851140), (19, 2701080), (20, 2566026), (24, 2138355), (27, 1900760), (30, 1710684), (36, 1425570), (38, 1350540), (40, 1283013), (41, 1251720), (45, 1140456), (54, 950380), (57, 900360), (60, 855342), (61, 841320), (72, 712785), (76, 675270), (82, 625860), (90, 570228), (95, 540216), (108, 475190), (114, 450180), (120, 427671), (122, 420660), (123, 417240), (135, 380152), (152, 337635), (164, 312930), (171, 300120), (180, 285114), (183, 280440), (190, 270108), (205, 250344), (216, 237595), (228, 225090), (244, 210330), (246, 208620), (270, 190076), (285, 180072), (305, 168264), (328, 156465), (342, 150060), (360, 142557), (366, 140220), (369, 139080), (380, 135054), (410, 125172), (456, 112545), (488, 105165), (492, 104310), (513, 100040), (540, 95038), (549, 93480), (570, 90036), (610, 84132), (615, 83448), (684, 75030), (732, 70110), (738, 69540), (760, 67527), (779, 65880), (820, 62586), (855, 60024), (915, 56088), (984, 52155), (1026, 50020), (1080, 47519), (1098, 46740), (1107, 46360), (1140, 45018), (1159, 44280), (1220, 42066), (1230, 41724), (1368, 37515), (1464, 35055), (1476, 34770), (1558, 32940), (1640, 31293), (1647, 31160), (1710, 30012), (1830, 28044), (1845, 27816), (2052, 25010), (2196, 23370), (2214, 23180), (2280, 22509), (2318, 22140), (2337, 21960), (2440, 21033), (2460, 20862), (2501, 20520), (2565, 20008), (2745, 18696), (2952, 17385), (3116, 16470), (3294, 15580), (3420, 15006), (3477, 14760), (3660, 14022), (3690, 13908), (3895, 13176), (4104, 12505), (4392, 11685), (4428, 11590), (4636, 11070), (4674, 10980), (4920, 10431), (5002, 10260), (5130, 10004), (5490, 9348), (5535, 9272), (5795, 8856), (6232, 8235), (6588, 7790), (6840, 7503), (6954, 7380), (7011, 7320)]