663819520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 2019144960

約数和(自身を除く): 1355325440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 52, 56, 64, 65, 70, 80, 82, 91, 104, 112, 128, 130, 139, 140, 160, 164, 182, 205, 208, 224, 256, 260, 278, 280, 287, 320, 328, 364, 410, 416, 448, 455, 520, 533, 556, 560, 574, 640, 656, 695, 728, 820, 832, 896, 910, 973, 1040, 1066, 1112, 1120, 1148, 1280, 1312, 1390, 1435, 1456, 1640, 1664, 1792, 1807, 1820, 1946, 2080, 2132, 2224, 2240, 2296, 2624, 2665, 2780, 2870, 2912, 3280, 3328, 3614, 3640, 3731, 3892, 4160, 4264, 4448, 4480, 4592, 4865, 5248, 5330, 5560, 5699, 5740, 5824, 6560, 7228, 7280, 7462, 7784, 8320, 8528, 8896, 8960, 9035, 9184, 9730, 10496, 10660, 11120, 11398, 11480, 11648, 12649, 13120, 14456, 14560, 14924, 15568, 16640, 17056, 17792, 18070, 18368, 18655, 19460, 21320, 22240, 22796, 22960, 23296, 25298, 26240, 28495, 28912, 29120, 29848, 31136, 34112, 35584, 36140, 36736, 37310, 38920, 39893, 42640, 44480, 45592, 45920, 50596, 52480, 56990, 57824, 58240, 59696, 62272, 63245, 68224, 72280, 73472, 74087, 74620, 77840, 79786, 85280, 88960, 91184, 91840, 101192, 113980, 115648, 116480, 119392, 124544, 126490, 136448, 144560, 148174, 149240, 155680, 159572, 170560, 177920, 182368, 183680, 199465, 202384, 227960, 231296, 238784, 249088, 252980, 289120, 296348, 298480, 311360, 319144, 341120, 364736, 367360, 370435, 398930, 404768, 455920, 462592, 477568, 505960, 518609, 578240, 592696, 596960, 622720, 638288, 682240, 729472, 740870, 797860, 809536, 911840, 955136, 1011920, 1037218, 1156480, 1185392, 1193920, 1245440, 1276576, 1458944, 1481740, 1595720, 1619072, 1823680, 2023840, 2074436, 2312960, 2370784, 2387840, 2553152, 2593045, 2963480, 3191440, 3238144, 3647360, 4047680, 4148872, 4741568, 4775680, 5106304, 5186090, 5926960, 6382880, 7294720, 8095360, 8297744, 9483136, 10212608, 10372180, 11853920, 12765760, 16190720, 16595488, 18966272, 20744360, 23707840, 25531520, 33190976, 41488720, 47415680, 51063040, 66381952, 82977440, 94831360, 132763904, 165954880, 331909760, 663819520]

約数ペア:

[(1, 663819520), (2, 331909760), (4, 165954880), (5, 132763904), (7, 94831360), (8, 82977440), (10, 66381952), (13, 51063040), (14, 47415680), (16, 41488720), (20, 33190976), (26, 25531520), (28, 23707840), (32, 20744360), (35, 18966272), (40, 16595488), (41, 16190720), (52, 12765760), (56, 11853920), (64, 10372180), (65, 10212608), (70, 9483136), (80, 8297744), (82, 8095360), (91, 7294720), (104, 6382880), (112, 5926960), (128, 5186090), (130, 5106304), (139, 4775680), (140, 4741568), (160, 4148872), (164, 4047680), (182, 3647360), (205, 3238144), (208, 3191440), (224, 2963480), (256, 2593045), (260, 2553152), (278, 2387840), (280, 2370784), (287, 2312960), (320, 2074436), (328, 2023840), (364, 1823680), (410, 1619072), (416, 1595720), (448, 1481740), (455, 1458944), (520, 1276576), (533, 1245440), (556, 1193920), (560, 1185392), (574, 1156480), (640, 1037218), (656, 1011920), (695, 955136), (728, 911840), (820, 809536), (832, 797860), (896, 740870), (910, 729472), (973, 682240), (1040, 638288), (1066, 622720), (1112, 596960), (1120, 592696), (1148, 578240), (1280, 518609), (1312, 505960), (1390, 477568), (1435, 462592), (1456, 455920), (1640, 404768), (1664, 398930), (1792, 370435), (1807, 367360), (1820, 364736), (1946, 341120), (2080, 319144), (2132, 311360), (2224, 298480), (2240, 296348), (2296, 289120), (2624, 252980), (2665, 249088), (2780, 238784), (2870, 231296), (2912, 227960), (3280, 202384), (3328, 199465), (3614, 183680), (3640, 182368), (3731, 177920), (3892, 170560), (4160, 159572), (4264, 155680), (4448, 149240), (4480, 148174), (4592, 144560), (4865, 136448), (5248, 126490), (5330, 124544), (5560, 119392), (5699, 116480), (5740, 115648), (5824, 113980), (6560, 101192), (7228, 91840), (7280, 91184), (7462, 88960), (7784, 85280), (8320, 79786), (8528, 77840), (8896, 74620), (8960, 74087), (9035, 73472), (9184, 72280), (9730, 68224), (10496, 63245), (10660, 62272), (11120, 59696), (11398, 58240), (11480, 57824), (11648, 56990), (12649, 52480), (13120, 50596), (14456, 45920), (14560, 45592), (14924, 44480), (15568, 42640), (16640, 39893), (17056, 38920), (17792, 37310), (18070, 36736), (18368, 36140), (18655, 35584), (19460, 34112), (21320, 31136), (22240, 29848), (22796, 29120), (22960, 28912), (23296, 28495), (25298, 26240)]