263979660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 877363200

約数和(自身を除く): 613383540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 101, 105, 127, 140, 147, 196, 202, 210, 245, 254, 294, 303, 343, 381, 404, 420, 490, 505, 508, 588, 606, 635, 686, 707, 735, 762, 889, 980, 1010, 1029, 1212, 1270, 1372, 1414, 1470, 1515, 1524, 1715, 1778, 1905, 2020, 2058, 2121, 2540, 2667, 2828, 2940, 3030, 3430, 3535, 3556, 3810, 4116, 4242, 4445, 4949, 5145, 5334, 6060, 6223, 6860, 7070, 7620, 8484, 8890, 9898, 10290, 10605, 10668, 12446, 12827, 13335, 14140, 14847, 17780, 18669, 19796, 20580, 21210, 24745, 24892, 25654, 26670, 29694, 31115, 34643, 37338, 38481, 42420, 43561, 49490, 51308, 53340, 59388, 62230, 64135, 69286, 74235, 74676, 76962, 87122, 89789, 93345, 98980, 103929, 124460, 128270, 130683, 138572, 148470, 153924, 173215, 174244, 179578, 186690, 192405, 207858, 217805, 256540, 261366, 269367, 296940, 346430, 359156, 373380, 384810, 415716, 435610, 448945, 519645, 522732, 538734, 628523, 653415, 692860, 769620, 871220, 897890, 1039290, 1077468, 1257046, 1306830, 1346835, 1795780, 1885569, 2078580, 2514092, 2613660, 2693670, 3142615, 3771138, 4399661, 5387340, 6285230, 7542276, 8799322, 9427845, 12570460, 13198983, 17598644, 18855690, 21998305, 26397966, 37711380, 43996610, 52795932, 65994915, 87993220, 131989830, 263979660]

約数ペア:

[(1, 263979660), (2, 131989830), (3, 87993220), (4, 65994915), (5, 52795932), (6, 43996610), (7, 37711380), (10, 26397966), (12, 21998305), (14, 18855690), (15, 17598644), (20, 13198983), (21, 12570460), (28, 9427845), (30, 8799322), (35, 7542276), (42, 6285230), (49, 5387340), (60, 4399661), (70, 3771138), (84, 3142615), (98, 2693670), (101, 2613660), (105, 2514092), (127, 2078580), (140, 1885569), (147, 1795780), (196, 1346835), (202, 1306830), (210, 1257046), (245, 1077468), (254, 1039290), (294, 897890), (303, 871220), (343, 769620), (381, 692860), (404, 653415), (420, 628523), (490, 538734), (505, 522732), (508, 519645), (588, 448945), (606, 435610), (635, 415716), (686, 384810), (707, 373380), (735, 359156), (762, 346430), (889, 296940), (980, 269367), (1010, 261366), (1029, 256540), (1212, 217805), (1270, 207858), (1372, 192405), (1414, 186690), (1470, 179578), (1515, 174244), (1524, 173215), (1715, 153924), (1778, 148470), (1905, 138572), (2020, 130683), (2058, 128270), (2121, 124460), (2540, 103929), (2667, 98980), (2828, 93345), (2940, 89789), (3030, 87122), (3430, 76962), (3535, 74676), (3556, 74235), (3810, 69286), (4116, 64135), (4242, 62230), (4445, 59388), (4949, 53340), (5145, 51308), (5334, 49490), (6060, 43561), (6223, 42420), (6860, 38481), (7070, 37338), (7620, 34643), (8484, 31115), (8890, 29694), (9898, 26670), (10290, 25654), (10605, 24892), (10668, 24745), (12446, 21210), (12827, 20580), (13335, 19796), (14140, 18669), (14847, 17780)]