491464080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 240

約数和(自身を含む): 1728889344

約数和(自身を除く): 1237425264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 97, 120, 124, 144, 155, 180, 186, 194, 227, 240, 248, 279, 291, 310, 360, 372, 388, 454, 465, 485, 496, 558, 582, 620, 681, 720, 744, 776, 873, 908, 930, 970, 1116, 1135, 1164, 1240, 1362, 1395, 1455, 1488, 1552, 1746, 1816, 1860, 1940, 2043, 2232, 2270, 2328, 2480, 2724, 2790, 2910, 3007, 3405, 3492, 3632, 3720, 3880, 4086, 4365, 4464, 4540, 4656, 5448, 5580, 5820, 6014, 6810, 6984, 7037, 7440, 7760, 8172, 8730, 9021, 9080, 10215, 10896, 11160, 11640, 12028, 13620, 13968, 14074, 15035, 16344, 17460, 18042, 18160, 20430, 21111, 22019, 22320, 23280, 24056, 27063, 27240, 28148, 30070, 32688, 34920, 35185, 36084, 40860, 42222, 44038, 45105, 48112, 54126, 54480, 56296, 60140, 63333, 66057, 69840, 70370, 72168, 81720, 84444, 88076, 90210, 105555, 108252, 110095, 112592, 120280, 126666, 132114, 135315, 140740, 144336, 163440, 168888, 176152, 180420, 198171, 211110, 216504, 220190, 240560, 253332, 264228, 270630, 281480, 316665, 330285, 337776, 352304, 360840, 396342, 422220, 433008, 440380, 506664, 528456, 541260, 562960, 633330, 660570, 682589, 721680, 792684, 844440, 880760, 990855, 1013328, 1056912, 1082520, 1266660, 1321140, 1365178, 1585368, 1688880, 1761520, 1981710, 2047767, 2165040, 2533320, 2642280, 2730356, 3170736, 3412945, 3963420, 4095534, 5066640, 5284560, 5460712, 6143301, 6825890, 7926840, 8191068, 10238835, 10921424, 12286602, 13651780, 15853680, 16382136, 20477670, 24573204, 27303560, 30716505, 32764272, 40955340, 49146408, 54607120, 61433010, 81910680, 98292816, 122866020, 163821360, 245732040, 491464080]

約数ペア:

[(1, 491464080), (2, 245732040), (3, 163821360), (4, 122866020), (5, 98292816), (6, 81910680), (8, 61433010), (9, 54607120), (10, 49146408), (12, 40955340), (15, 32764272), (16, 30716505), (18, 27303560), (20, 24573204), (24, 20477670), (30, 16382136), (31, 15853680), (36, 13651780), (40, 12286602), (45, 10921424), (48, 10238835), (60, 8191068), (62, 7926840), (72, 6825890), (80, 6143301), (90, 5460712), (93, 5284560), (97, 5066640), (120, 4095534), (124, 3963420), (144, 3412945), (155, 3170736), (180, 2730356), (186, 2642280), (194, 2533320), (227, 2165040), (240, 2047767), (248, 1981710), (279, 1761520), (291, 1688880), (310, 1585368), (360, 1365178), (372, 1321140), (388, 1266660), (454, 1082520), (465, 1056912), (485, 1013328), (496, 990855), (558, 880760), (582, 844440), (620, 792684), (681, 721680), (720, 682589), (744, 660570), (776, 633330), (873, 562960), (908, 541260), (930, 528456), (970, 506664), (1116, 440380), (1135, 433008), (1164, 422220), (1240, 396342), (1362, 360840), (1395, 352304), (1455, 337776), (1488, 330285), (1552, 316665), (1746, 281480), (1816, 270630), (1860, 264228), (1940, 253332), (2043, 240560), (2232, 220190), (2270, 216504), (2328, 211110), (2480, 198171), (2724, 180420), (2790, 176152), (2910, 168888), (3007, 163440), (3405, 144336), (3492, 140740), (3632, 135315), (3720, 132114), (3880, 126666), (4086, 120280), (4365, 112592), (4464, 110095), (4540, 108252), (4656, 105555), (5448, 90210), (5580, 88076), (5820, 84444), (6014, 81720), (6810, 72168), (6984, 70370), (7037, 69840), (7440, 66057), (7760, 63333), (8172, 60140), (8730, 56296), (9021, 54480), (9080, 54126), (10215, 48112), (10896, 45105), (11160, 44038), (11640, 42222), (12028, 40860), (13620, 36084), (13968, 35185), (14074, 34920), (15035, 32688), (16344, 30070), (17460, 28148), (18042, 27240), (18160, 27063), (20430, 24056), (21111, 23280), (22019, 22320)]