388263840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:415

約数の個数: 192

約数和(自身を含む): 1280240640

約数和(自身を除く): 891976800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 97, 120, 124, 155, 160, 186, 194, 240, 248, 269, 291, 310, 372, 388, 465, 480, 485, 496, 538, 582, 620, 744, 776, 807, 930, 970, 992, 1076, 1164, 1240, 1345, 1455, 1488, 1552, 1614, 1860, 1940, 2152, 2328, 2480, 2690, 2910, 2976, 3007, 3104, 3228, 3720, 3880, 4035, 4304, 4656, 4960, 5380, 5820, 6014, 6456, 7440, 7760, 8070, 8339, 8608, 9021, 9312, 10760, 11640, 12028, 12912, 14880, 15035, 15520, 16140, 16678, 18042, 21520, 23280, 24056, 25017, 25824, 26093, 30070, 32280, 33356, 36084, 41695, 43040, 45105, 46560, 48112, 50034, 52186, 60140, 64560, 66712, 72168, 78279, 83390, 90210, 96224, 100068, 104372, 120280, 125085, 129120, 130465, 133424, 144336, 156558, 166780, 180420, 200136, 208744, 240560, 250170, 260930, 266848, 288672, 313116, 333560, 360840, 391395, 400272, 417488, 481120, 500340, 521860, 626232, 667120, 721680, 782790, 800544, 808883, 834976, 1000680, 1043720, 1252464, 1334240, 1443360, 1565580, 1617766, 2001360, 2087440, 2426649, 2504928, 3131160, 3235532, 4002720, 4044415, 4174880, 4853298, 6262320, 6471064, 8088830, 9706596, 12133245, 12524640, 12942128, 16177660, 19413192, 24266490, 25884256, 32355320, 38826384, 48532980, 64710640, 77652768, 97065960, 129421280, 194131920, 388263840]

約数ペア:

[(1, 388263840), (2, 194131920), (3, 129421280), (4, 97065960), (5, 77652768), (6, 64710640), (8, 48532980), (10, 38826384), (12, 32355320), (15, 25884256), (16, 24266490), (20, 19413192), (24, 16177660), (30, 12942128), (31, 12524640), (32, 12133245), (40, 9706596), (48, 8088830), (60, 6471064), (62, 6262320), (80, 4853298), (93, 4174880), (96, 4044415), (97, 4002720), (120, 3235532), (124, 3131160), (155, 2504928), (160, 2426649), (186, 2087440), (194, 2001360), (240, 1617766), (248, 1565580), (269, 1443360), (291, 1334240), (310, 1252464), (372, 1043720), (388, 1000680), (465, 834976), (480, 808883), (485, 800544), (496, 782790), (538, 721680), (582, 667120), (620, 626232), (744, 521860), (776, 500340), (807, 481120), (930, 417488), (970, 400272), (992, 391395), (1076, 360840), (1164, 333560), (1240, 313116), (1345, 288672), (1455, 266848), (1488, 260930), (1552, 250170), (1614, 240560), (1860, 208744), (1940, 200136), (2152, 180420), (2328, 166780), (2480, 156558), (2690, 144336), (2910, 133424), (2976, 130465), (3007, 129120), (3104, 125085), (3228, 120280), (3720, 104372), (3880, 100068), (4035, 96224), (4304, 90210), (4656, 83390), (4960, 78279), (5380, 72168), (5820, 66712), (6014, 64560), (6456, 60140), (7440, 52186), (7760, 50034), (8070, 48112), (8339, 46560), (8608, 45105), (9021, 43040), (9312, 41695), (10760, 36084), (11640, 33356), (12028, 32280), (12912, 30070), (14880, 26093), (15035, 25824), (15520, 25017), (16140, 24056), (16678, 23280), (18042, 21520)]