18909450

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:83

約数の個数: 240

約数和(自身を含む): 64817280

約数和(自身を除く): 45907830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 25, 27, 29, 30, 35, 42, 45, 46, 50, 54, 58, 63, 69, 70, 75, 81, 87, 90, 105, 115, 126, 135, 138, 145, 150, 161, 162, 174, 175, 189, 203, 207, 210, 225, 230, 261, 270, 290, 315, 322, 345, 350, 378, 405, 406, 414, 435, 450, 483, 522, 525, 567, 575, 609, 621, 630, 667, 675, 690, 725, 783, 805, 810, 870, 945, 966, 1015, 1035, 1050, 1134, 1150, 1218, 1242, 1305, 1334, 1350, 1449, 1450, 1566, 1575, 1610, 1725, 1827, 1863, 1890, 2001, 2025, 2030, 2070, 2175, 2349, 2415, 2610, 2835, 2898, 3045, 3105, 3150, 3335, 3450, 3654, 3726, 3915, 4002, 4025, 4050, 4347, 4350, 4669, 4698, 4725, 4830, 5075, 5175, 5481, 5670, 6003, 6090, 6210, 6525, 6670, 7245, 7830, 8050, 8694, 9135, 9315, 9338, 9450, 10005, 10150, 10350, 10962, 11745, 12006, 12075, 13041, 13050, 14007, 14175, 14490, 15225, 15525, 16443, 16675, 18009, 18270, 18630, 19575, 20010, 21735, 23345, 23490, 24150, 26082, 27405, 28014, 28350, 30015, 30450, 31050, 32886, 33350, 36018, 36225, 39150, 42021, 43470, 45675, 46575, 46690, 50025, 54027, 54810, 58725, 60030, 65205, 70035, 72450, 82215, 84042, 90045, 91350, 93150, 100050, 108054, 108675, 116725, 117450, 126063, 130410, 137025, 140070, 150075, 164430, 180090, 210105, 217350, 233450, 252126, 270135, 274050, 300150, 326025, 350175, 378189, 411075, 420210, 450225, 540270, 630315, 652050, 700350, 756378, 822150, 900450, 1050525, 1260630, 1350675, 1890945, 2101050, 2701350, 3151575, 3781890, 6303150, 9454725, 18909450]

約数ペア:

[(1, 18909450), (2, 9454725), (3, 6303150), (5, 3781890), (6, 3151575), (7, 2701350), (9, 2101050), (10, 1890945), (14, 1350675), (15, 1260630), (18, 1050525), (21, 900450), (23, 822150), (25, 756378), (27, 700350), (29, 652050), (30, 630315), (35, 540270), (42, 450225), (45, 420210), (46, 411075), (50, 378189), (54, 350175), (58, 326025), (63, 300150), (69, 274050), (70, 270135), (75, 252126), (81, 233450), (87, 217350), (90, 210105), (105, 180090), (115, 164430), (126, 150075), (135, 140070), (138, 137025), (145, 130410), (150, 126063), (161, 117450), (162, 116725), (174, 108675), (175, 108054), (189, 100050), (203, 93150), (207, 91350), (210, 90045), (225, 84042), (230, 82215), (261, 72450), (270, 70035), (290, 65205), (315, 60030), (322, 58725), (345, 54810), (350, 54027), (378, 50025), (405, 46690), (406, 46575), (414, 45675), (435, 43470), (450, 42021), (483, 39150), (522, 36225), (525, 36018), (567, 33350), (575, 32886), (609, 31050), (621, 30450), (630, 30015), (667, 28350), (675, 28014), (690, 27405), (725, 26082), (783, 24150), (805, 23490), (810, 23345), (870, 21735), (945, 20010), (966, 19575), (1015, 18630), (1035, 18270), (1050, 18009), (1134, 16675), (1150, 16443), (1218, 15525), (1242, 15225), (1305, 14490), (1334, 14175), (1350, 14007), (1449, 13050), (1450, 13041), (1566, 12075), (1575, 12006), (1610, 11745), (1725, 10962), (1827, 10350), (1863, 10150), (1890, 10005), (2001, 9450), (2025, 9338), (2030, 9315), (2070, 9135), (2175, 8694), (2349, 8050), (2415, 7830), (2610, 7245), (2835, 6670), (2898, 6525), (3045, 6210), (3105, 6090), (3150, 6003), (3335, 5670), (3450, 5481), (3654, 5175), (3726, 5075), (3915, 4830), (4002, 4725), (4025, 4698), (4050, 4669), (4347, 4350)]