168290080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 487710720

約数和(自身を除く): 319420640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 56, 70, 80, 92, 94, 112, 115, 139, 140, 160, 161, 184, 188, 224, 230, 235, 278, 280, 322, 329, 368, 376, 460, 470, 556, 560, 644, 658, 695, 736, 752, 805, 920, 940, 973, 1081, 1112, 1120, 1288, 1316, 1390, 1504, 1610, 1645, 1840, 1880, 1946, 2162, 2224, 2576, 2632, 2780, 3197, 3220, 3290, 3680, 3760, 3892, 4324, 4448, 4865, 5152, 5264, 5405, 5560, 6394, 6440, 6533, 6580, 7520, 7567, 7784, 8648, 9730, 10528, 10810, 11120, 12788, 12880, 13066, 13160, 15134, 15568, 15985, 17296, 19460, 21620, 22240, 22379, 25576, 25760, 26132, 26320, 30268, 31136, 31970, 32665, 34592, 37835, 38920, 43240, 44758, 45731, 51152, 52264, 52640, 60536, 63940, 65330, 75670, 77840, 86480, 89516, 91462, 102304, 104528, 111895, 121072, 127880, 130660, 150259, 151340, 155680, 172960, 179032, 182924, 209056, 223790, 228655, 242144, 255760, 261320, 300518, 302680, 358064, 365848, 447580, 457310, 511520, 522640, 601036, 605360, 716128, 731696, 751295, 895160, 914620, 1045280, 1051813, 1202072, 1210720, 1463392, 1502590, 1790320, 1829240, 2103626, 2404144, 3005180, 3580640, 3658480, 4207252, 4808288, 5259065, 6010360, 7316960, 8414504, 10518130, 12020720, 16829008, 21036260, 24041440, 33658016, 42072520, 84145040, 168290080]

約数ペア:

[(1, 168290080), (2, 84145040), (4, 42072520), (5, 33658016), (7, 24041440), (8, 21036260), (10, 16829008), (14, 12020720), (16, 10518130), (20, 8414504), (23, 7316960), (28, 6010360), (32, 5259065), (35, 4808288), (40, 4207252), (46, 3658480), (47, 3580640), (56, 3005180), (70, 2404144), (80, 2103626), (92, 1829240), (94, 1790320), (112, 1502590), (115, 1463392), (139, 1210720), (140, 1202072), (160, 1051813), (161, 1045280), (184, 914620), (188, 895160), (224, 751295), (230, 731696), (235, 716128), (278, 605360), (280, 601036), (322, 522640), (329, 511520), (368, 457310), (376, 447580), (460, 365848), (470, 358064), (556, 302680), (560, 300518), (644, 261320), (658, 255760), (695, 242144), (736, 228655), (752, 223790), (805, 209056), (920, 182924), (940, 179032), (973, 172960), (1081, 155680), (1112, 151340), (1120, 150259), (1288, 130660), (1316, 127880), (1390, 121072), (1504, 111895), (1610, 104528), (1645, 102304), (1840, 91462), (1880, 89516), (1946, 86480), (2162, 77840), (2224, 75670), (2576, 65330), (2632, 63940), (2780, 60536), (3197, 52640), (3220, 52264), (3290, 51152), (3680, 45731), (3760, 44758), (3892, 43240), (4324, 38920), (4448, 37835), (4865, 34592), (5152, 32665), (5264, 31970), (5405, 31136), (5560, 30268), (6394, 26320), (6440, 26132), (6533, 25760), (6580, 25576), (7520, 22379), (7567, 22240), (7784, 21620), (8648, 19460), (9730, 17296), (10528, 15985), (10810, 15568), (11120, 15134), (12788, 13160), (12880, 13066)]