388741080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:498

約数の個数: 256

約数和(自身を含む): 1454100480

約数和(自身を除く): 1065359400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 97, 104, 105, 120, 130, 140, 156, 168, 182, 194, 195, 210, 260, 273, 280, 291, 312, 364, 367, 388, 390, 420, 455, 485, 520, 546, 582, 679, 728, 734, 776, 780, 840, 910, 970, 1092, 1101, 1164, 1261, 1358, 1365, 1455, 1468, 1560, 1820, 1835, 1940, 2037, 2184, 2202, 2328, 2522, 2569, 2716, 2730, 2910, 2936, 3395, 3640, 3670, 3783, 3880, 4074, 4404, 4771, 5044, 5138, 5432, 5460, 5505, 5820, 6305, 6790, 7340, 7566, 7707, 8148, 8808, 8827, 9542, 10088, 10185, 10276, 10920, 11010, 11640, 12610, 12845, 13580, 14313, 14680, 15132, 15414, 16296, 17654, 18915, 19084, 20370, 20552, 22020, 23855, 25220, 25690, 26481, 27160, 28626, 30264, 30828, 33397, 35308, 35599, 37830, 38168, 38535, 40740, 44040, 44135, 47710, 50440, 51380, 52962, 57252, 61656, 66794, 70616, 71198, 71565, 75660, 77070, 81480, 88270, 95420, 100191, 102760, 105924, 106797, 114504, 132405, 133588, 142396, 143130, 151320, 154140, 166985, 176540, 177995, 190840, 200382, 211848, 213594, 249193, 264810, 267176, 284792, 286260, 308280, 333970, 353080, 355990, 400764, 427188, 462787, 498386, 500955, 529620, 533985, 572520, 667940, 711980, 747579, 801528, 854376, 925574, 996772, 1001910, 1059240, 1067970, 1245965, 1335880, 1388361, 1423960, 1495158, 1851148, 1993544, 2003820, 2135940, 2313935, 2491930, 2776722, 2990316, 3239509, 3702296, 3737895, 4007640, 4271880, 4627870, 4983860, 5553444, 5980632, 6479018, 6941805, 7475790, 9255740, 9718527, 9967720, 11106888, 12958036, 13883610, 14951580, 16197545, 18511480, 19437054, 25916072, 27767220, 29903160, 32395090, 38874108, 48592635, 55534440, 64790180, 77748216, 97185270, 129580360, 194370540, 388741080]

約数ペア:

[(1, 388741080), (2, 194370540), (3, 129580360), (4, 97185270), (5, 77748216), (6, 64790180), (7, 55534440), (8, 48592635), (10, 38874108), (12, 32395090), (13, 29903160), (14, 27767220), (15, 25916072), (20, 19437054), (21, 18511480), (24, 16197545), (26, 14951580), (28, 13883610), (30, 12958036), (35, 11106888), (39, 9967720), (40, 9718527), (42, 9255740), (52, 7475790), (56, 6941805), (60, 6479018), (65, 5980632), (70, 5553444), (78, 4983860), (84, 4627870), (91, 4271880), (97, 4007640), (104, 3737895), (105, 3702296), (120, 3239509), (130, 2990316), (140, 2776722), (156, 2491930), (168, 2313935), (182, 2135940), (194, 2003820), (195, 1993544), (210, 1851148), (260, 1495158), (273, 1423960), (280, 1388361), (291, 1335880), (312, 1245965), (364, 1067970), (367, 1059240), (388, 1001910), (390, 996772), (420, 925574), (455, 854376), (485, 801528), (520, 747579), (546, 711980), (582, 667940), (679, 572520), (728, 533985), (734, 529620), (776, 500955), (780, 498386), (840, 462787), (910, 427188), (970, 400764), (1092, 355990), (1101, 353080), (1164, 333970), (1261, 308280), (1358, 286260), (1365, 284792), (1455, 267176), (1468, 264810), (1560, 249193), (1820, 213594), (1835, 211848), (1940, 200382), (2037, 190840), (2184, 177995), (2202, 176540), (2328, 166985), (2522, 154140), (2569, 151320), (2716, 143130), (2730, 142396), (2910, 133588), (2936, 132405), (3395, 114504), (3640, 106797), (3670, 105924), (3783, 102760), (3880, 100191), (4074, 95420), (4404, 88270), (4771, 81480), (5044, 77070), (5138, 75660), (5432, 71565), (5460, 71198), (5505, 70616), (5820, 66794), (6305, 61656), (6790, 57252), (7340, 52962), (7566, 51380), (7707, 50440), (8148, 47710), (8808, 44135), (8827, 44040), (9542, 40740), (10088, 38535), (10185, 38168), (10276, 37830), (10920, 35599), (11010, 35308), (11640, 33397), (12610, 30828), (12845, 30264), (13580, 28626), (14313, 27160), (14680, 26481), (15132, 25690), (15414, 25220), (16296, 23855), (17654, 22020), (18915, 20552), (19084, 20370)]