780268160

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:351

約数の個数: 192

約数和(自身を含む): 2197692000

約数和(自身を除く): 1417423840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 139, 140, 160, 179, 196, 224, 245, 278, 280, 320, 358, 392, 448, 490, 556, 560, 640, 695, 716, 784, 895, 896, 973, 980, 1112, 1120, 1253, 1390, 1432, 1568, 1790, 1946, 1960, 2224, 2240, 2506, 2780, 2864, 3136, 3580, 3892, 3920, 4448, 4480, 4865, 5012, 5560, 5728, 6265, 6272, 6811, 7160, 7784, 7840, 8771, 8896, 9730, 10024, 11120, 11456, 12530, 13622, 14320, 15568, 15680, 17542, 17792, 19460, 20048, 22240, 22912, 24881, 25060, 27244, 28640, 31136, 31360, 34055, 35084, 38920, 40096, 43855, 44480, 49762, 50120, 54488, 57280, 62272, 68110, 70168, 77840, 80192, 87710, 88960, 99524, 100240, 108976, 114560, 124405, 124544, 136220, 140336, 155680, 160384, 174167, 175420, 199048, 200480, 217952, 248810, 272440, 280672, 311360, 348334, 350840, 398096, 400960, 435904, 497620, 544880, 561344, 622720, 696668, 701680, 796192, 801920, 870835, 871808, 995240, 1089760, 1122688, 1219169, 1393336, 1403360, 1592384, 1741670, 1990480, 2179520, 2438338, 2786672, 2806720, 3184768, 3483340, 3980960, 4359040, 4876676, 5573344, 5613440, 6095845, 6966680, 7961920, 9753352, 11146688, 12191690, 13933360, 15923840, 19506704, 22293376, 24383380, 27866720, 39013408, 48766760, 55733440, 78026816, 97533520, 111466880, 156053632, 195067040, 390134080, 780268160]

約数ペア:

[(1, 780268160), (2, 390134080), (4, 195067040), (5, 156053632), (7, 111466880), (8, 97533520), (10, 78026816), (14, 55733440), (16, 48766760), (20, 39013408), (28, 27866720), (32, 24383380), (35, 22293376), (40, 19506704), (49, 15923840), (56, 13933360), (64, 12191690), (70, 11146688), (80, 9753352), (98, 7961920), (112, 6966680), (128, 6095845), (139, 5613440), (140, 5573344), (160, 4876676), (179, 4359040), (196, 3980960), (224, 3483340), (245, 3184768), (278, 2806720), (280, 2786672), (320, 2438338), (358, 2179520), (392, 1990480), (448, 1741670), (490, 1592384), (556, 1403360), (560, 1393336), (640, 1219169), (695, 1122688), (716, 1089760), (784, 995240), (895, 871808), (896, 870835), (973, 801920), (980, 796192), (1112, 701680), (1120, 696668), (1253, 622720), (1390, 561344), (1432, 544880), (1568, 497620), (1790, 435904), (1946, 400960), (1960, 398096), (2224, 350840), (2240, 348334), (2506, 311360), (2780, 280672), (2864, 272440), (3136, 248810), (3580, 217952), (3892, 200480), (3920, 199048), (4448, 175420), (4480, 174167), (4865, 160384), (5012, 155680), (5560, 140336), (5728, 136220), (6265, 124544), (6272, 124405), (6811, 114560), (7160, 108976), (7784, 100240), (7840, 99524), (8771, 88960), (8896, 87710), (9730, 80192), (10024, 77840), (11120, 70168), (11456, 68110), (12530, 62272), (13622, 57280), (14320, 54488), (15568, 50120), (15680, 49762), (17542, 44480), (17792, 43855), (19460, 40096), (20048, 38920), (22240, 35084), (22912, 34055), (24881, 31360), (25060, 31136), (27244, 28640)]