209536440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 686361600

約数和(自身を除く): 476825160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 79, 92, 93, 115, 120, 124, 138, 155, 158, 184, 186, 230, 237, 248, 276, 310, 316, 345, 372, 395, 460, 465, 474, 552, 620, 632, 690, 713, 744, 790, 920, 930, 948, 961, 1185, 1240, 1380, 1426, 1580, 1817, 1860, 1896, 1922, 2139, 2370, 2449, 2760, 2852, 2883, 3160, 3565, 3634, 3720, 3844, 4278, 4740, 4805, 4898, 5451, 5704, 5766, 7130, 7268, 7347, 7688, 8556, 9085, 9480, 9610, 9796, 10695, 10902, 11532, 12245, 14260, 14415, 14536, 14694, 17112, 18170, 19220, 19592, 21390, 21804, 22103, 23064, 24490, 27255, 28520, 28830, 29388, 36340, 36735, 38440, 42780, 43608, 44206, 48980, 54510, 56327, 57660, 58776, 66309, 72680, 73470, 75919, 85560, 88412, 97960, 109020, 110515, 112654, 115320, 132618, 146940, 151838, 168981, 176824, 218040, 221030, 225308, 227757, 265236, 281635, 293880, 303676, 331545, 337962, 379595, 442060, 450616, 455514, 530472, 563270, 607352, 663090, 675924, 759190, 844905, 884120, 911028, 1126540, 1138785, 1326180, 1351848, 1518380, 1689810, 1746137, 1822056, 2253080, 2277570, 2652360, 3036760, 3379620, 3492274, 4555140, 5238411, 6759240, 6984548, 8730685, 9110280, 10476822, 13969096, 17461370, 20953644, 26192055, 34922740, 41907288, 52384110, 69845480, 104768220, 209536440]

約数ペア:

[(1, 209536440), (2, 104768220), (3, 69845480), (4, 52384110), (5, 41907288), (6, 34922740), (8, 26192055), (10, 20953644), (12, 17461370), (15, 13969096), (20, 10476822), (23, 9110280), (24, 8730685), (30, 6984548), (31, 6759240), (40, 5238411), (46, 4555140), (60, 3492274), (62, 3379620), (69, 3036760), (79, 2652360), (92, 2277570), (93, 2253080), (115, 1822056), (120, 1746137), (124, 1689810), (138, 1518380), (155, 1351848), (158, 1326180), (184, 1138785), (186, 1126540), (230, 911028), (237, 884120), (248, 844905), (276, 759190), (310, 675924), (316, 663090), (345, 607352), (372, 563270), (395, 530472), (460, 455514), (465, 450616), (474, 442060), (552, 379595), (620, 337962), (632, 331545), (690, 303676), (713, 293880), (744, 281635), (790, 265236), (920, 227757), (930, 225308), (948, 221030), (961, 218040), (1185, 176824), (1240, 168981), (1380, 151838), (1426, 146940), (1580, 132618), (1817, 115320), (1860, 112654), (1896, 110515), (1922, 109020), (2139, 97960), (2370, 88412), (2449, 85560), (2760, 75919), (2852, 73470), (2883, 72680), (3160, 66309), (3565, 58776), (3634, 57660), (3720, 56327), (3844, 54510), (4278, 48980), (4740, 44206), (4805, 43608), (4898, 42780), (5451, 38440), (5704, 36735), (5766, 36340), (7130, 29388), (7268, 28830), (7347, 28520), (7688, 27255), (8556, 24490), (9085, 23064), (9480, 22103), (9610, 21804), (9796, 21390), (10695, 19592), (10902, 19220), (11532, 18170), (12245, 17112), (14260, 14694), (14415, 14536)]