181290780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 288

約数和(自身を含む): 649958400

約数和(自身を除く): 468667620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 61, 66, 76, 79, 90, 95, 99, 110, 114, 122, 132, 158, 165, 171, 180, 183, 190, 198, 209, 220, 228, 237, 244, 285, 305, 316, 330, 342, 366, 380, 395, 396, 418, 474, 495, 549, 570, 610, 627, 660, 671, 684, 711, 732, 790, 836, 855, 869, 915, 948, 990, 1045, 1098, 1140, 1159, 1185, 1220, 1254, 1342, 1422, 1501, 1580, 1710, 1738, 1830, 1881, 1980, 2013, 2090, 2196, 2318, 2370, 2508, 2607, 2684, 2745, 2844, 3002, 3135, 3355, 3420, 3476, 3477, 3555, 3660, 3762, 4026, 4180, 4345, 4503, 4636, 4740, 4819, 5214, 5490, 5795, 6004, 6039, 6270, 6710, 6954, 7110, 7505, 7524, 7821, 8052, 8690, 9006, 9405, 9638, 10065, 10428, 10431, 10980, 11590, 12078, 12540, 12749, 13035, 13420, 13509, 13908, 14220, 14457, 15010, 15642, 16511, 17380, 17385, 18012, 18810, 19276, 20130, 20862, 22515, 23180, 24095, 24156, 25498, 26070, 27018, 28914, 30020, 30195, 31284, 33022, 34770, 37620, 38247, 39105, 40260, 41724, 43371, 45030, 48190, 49533, 50996, 52140, 52155, 53009, 54036, 57828, 60390, 63745, 66044, 67545, 69540, 72285, 76494, 78210, 82555, 86742, 90060, 91561, 96380, 99066, 104310, 106018, 114741, 120780, 127490, 135090, 144570, 148599, 152988, 156420, 159027, 165110, 173484, 183122, 191235, 198132, 208620, 212036, 216855, 229482, 247665, 254980, 265045, 270180, 274683, 289140, 297198, 318054, 330220, 366244, 382470, 433710, 457805, 458964, 477081, 495330, 530090, 549366, 573705, 594396, 636108, 742995, 764940, 795135, 824049, 867420, 915610, 954162, 990660, 1007171, 1060180, 1098732, 1147410, 1373415, 1485990, 1590270, 1648098, 1831220, 1908324, 2014342, 2294820, 2385405, 2746830, 2971980, 3021513, 3180540, 3296196, 4028684, 4120245, 4770810, 5035855, 5493660, 6043026, 8240490, 9064539, 9541620, 10071710, 12086052, 15107565, 16480980, 18129078, 20143420, 30215130, 36258156, 45322695, 60430260, 90645390, 181290780]

約数ペア:

[(1, 181290780), (2, 90645390), (3, 60430260), (4, 45322695), (5, 36258156), (6, 30215130), (9, 20143420), (10, 18129078), (11, 16480980), (12, 15107565), (15, 12086052), (18, 10071710), (19, 9541620), (20, 9064539), (22, 8240490), (30, 6043026), (33, 5493660), (36, 5035855), (38, 4770810), (44, 4120245), (45, 4028684), (55, 3296196), (57, 3180540), (60, 3021513), (61, 2971980), (66, 2746830), (76, 2385405), (79, 2294820), (90, 2014342), (95, 1908324), (99, 1831220), (110, 1648098), (114, 1590270), (122, 1485990), (132, 1373415), (158, 1147410), (165, 1098732), (171, 1060180), (180, 1007171), (183, 990660), (190, 954162), (198, 915610), (209, 867420), (220, 824049), (228, 795135), (237, 764940), (244, 742995), (285, 636108), (305, 594396), (316, 573705), (330, 549366), (342, 530090), (366, 495330), (380, 477081), (395, 458964), (396, 457805), (418, 433710), (474, 382470), (495, 366244), (549, 330220), (570, 318054), (610, 297198), (627, 289140), (660, 274683), (671, 270180), (684, 265045), (711, 254980), (732, 247665), (790, 229482), (836, 216855), (855, 212036), (869, 208620), (915, 198132), (948, 191235), (990, 183122), (1045, 173484), (1098, 165110), (1140, 159027), (1159, 156420), (1185, 152988), (1220, 148599), (1254, 144570), (1342, 135090), (1422, 127490), (1501, 120780), (1580, 114741), (1710, 106018), (1738, 104310), (1830, 99066), (1881, 96380), (1980, 91561), (2013, 90060), (2090, 86742), (2196, 82555), (2318, 78210), (2370, 76494), (2508, 72285), (2607, 69540), (2684, 67545), (2745, 66044), (2844, 63745), (3002, 60390), (3135, 57828), (3355, 54036), (3420, 53009), (3476, 52155), (3477, 52140), (3555, 50996), (3660, 49533), (3762, 48190), (4026, 45030), (4180, 43371), (4345, 41724), (4503, 40260), (4636, 39105), (4740, 38247), (4819, 37620), (5214, 34770), (5490, 33022), (5795, 31284), (6004, 30195), (6039, 30020), (6270, 28914), (6710, 27018), (6954, 26070), (7110, 25498), (7505, 24156), (7524, 24095), (7821, 23180), (8052, 22515), (8690, 20862), (9006, 20130), (9405, 19276), (9638, 18810), (10065, 18012), (10428, 17385), (10431, 17380), (10980, 16511), (11590, 15642), (12078, 15010), (12540, 14457), (12749, 14220), (13035, 13908), (13420, 13509)]