240371520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 224

約数和(自身を含む): 811109376

約数和(自身を除く): 570737856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 64, 80, 82, 93, 96, 120, 123, 124, 155, 160, 164, 186, 192, 197, 205, 240, 246, 248, 310, 320, 328, 372, 394, 410, 465, 480, 492, 496, 591, 615, 620, 656, 744, 788, 820, 930, 960, 984, 985, 992, 1182, 1230, 1240, 1271, 1312, 1488, 1576, 1640, 1860, 1968, 1970, 1984, 2364, 2460, 2480, 2542, 2624, 2955, 2976, 3152, 3280, 3720, 3813, 3936, 3940, 4728, 4920, 4960, 5084, 5910, 5952, 6107, 6304, 6355, 6560, 7440, 7626, 7872, 7880, 8077, 9456, 9840, 9920, 10168, 11820, 12214, 12608, 12710, 13120, 14880, 15252, 15760, 16154, 18321, 18912, 19065, 19680, 20336, 23640, 24231, 24428, 25420, 29760, 30504, 30535, 31520, 32308, 36642, 37824, 38130, 39360, 40385, 40672, 47280, 48462, 48856, 50840, 61008, 61070, 63040, 64616, 73284, 76260, 80770, 81344, 91605, 94560, 96924, 97712, 101680, 121155, 122016, 122140, 129232, 146568, 152520, 161540, 183210, 189120, 193848, 195424, 203360, 242310, 244032, 244280, 250387, 258464, 293136, 305040, 323080, 366420, 387696, 390848, 406720, 484620, 488560, 500774, 516928, 586272, 610080, 646160, 732840, 751161, 775392, 969240, 977120, 1001548, 1172544, 1220160, 1251935, 1292320, 1465680, 1502322, 1550784, 1938480, 1954240, 2003096, 2503870, 2584640, 2931360, 3004644, 3755805, 3876960, 4006192, 5007740, 5862720, 6009288, 7511610, 7753920, 8012384, 10015480, 12018576, 15023220, 16024768, 20030960, 24037152, 30046440, 40061920, 48074304, 60092880, 80123840, 120185760, 240371520]

約数ペア:

[(1, 240371520), (2, 120185760), (3, 80123840), (4, 60092880), (5, 48074304), (6, 40061920), (8, 30046440), (10, 24037152), (12, 20030960), (15, 16024768), (16, 15023220), (20, 12018576), (24, 10015480), (30, 8012384), (31, 7753920), (32, 7511610), (40, 6009288), (41, 5862720), (48, 5007740), (60, 4006192), (62, 3876960), (64, 3755805), (80, 3004644), (82, 2931360), (93, 2584640), (96, 2503870), (120, 2003096), (123, 1954240), (124, 1938480), (155, 1550784), (160, 1502322), (164, 1465680), (186, 1292320), (192, 1251935), (197, 1220160), (205, 1172544), (240, 1001548), (246, 977120), (248, 969240), (310, 775392), (320, 751161), (328, 732840), (372, 646160), (394, 610080), (410, 586272), (465, 516928), (480, 500774), (492, 488560), (496, 484620), (591, 406720), (615, 390848), (620, 387696), (656, 366420), (744, 323080), (788, 305040), (820, 293136), (930, 258464), (960, 250387), (984, 244280), (985, 244032), (992, 242310), (1182, 203360), (1230, 195424), (1240, 193848), (1271, 189120), (1312, 183210), (1488, 161540), (1576, 152520), (1640, 146568), (1860, 129232), (1968, 122140), (1970, 122016), (1984, 121155), (2364, 101680), (2460, 97712), (2480, 96924), (2542, 94560), (2624, 91605), (2955, 81344), (2976, 80770), (3152, 76260), (3280, 73284), (3720, 64616), (3813, 63040), (3936, 61070), (3940, 61008), (4728, 50840), (4920, 48856), (4960, 48462), (5084, 47280), (5910, 40672), (5952, 40385), (6107, 39360), (6304, 38130), (6355, 37824), (6560, 36642), (7440, 32308), (7626, 31520), (7872, 30535), (7880, 30504), (8077, 29760), (9456, 25420), (9840, 24428), (9920, 24231), (10168, 23640), (11820, 20336), (12214, 19680), (12608, 19065), (12710, 18912), (13120, 18321), (14880, 16154), (15252, 15760)]