77849730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 239016960

約数和(自身を除く): 161167230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 127, 139, 147, 210, 245, 254, 278, 294, 315, 381, 417, 441, 490, 630, 635, 695, 735, 762, 834, 882, 889, 973, 1143, 1251, 1270, 1390, 1470, 1778, 1905, 1946, 2085, 2205, 2286, 2502, 2667, 2919, 3810, 4170, 4410, 4445, 4865, 5334, 5715, 5838, 6223, 6255, 6811, 8001, 8757, 8890, 9730, 11430, 12446, 12510, 13335, 13622, 14595, 16002, 17514, 17653, 18669, 20433, 26670, 29190, 31115, 34055, 35306, 37338, 40005, 40866, 43785, 52959, 56007, 61299, 62230, 68110, 80010, 87570, 88265, 93345, 102165, 105918, 112014, 122598, 123571, 158877, 176530, 186690, 204330, 247142, 264795, 280035, 306495, 317754, 370713, 529590, 560070, 612990, 617855, 741426, 794385, 864997, 1112139, 1235710, 1588770, 1729994, 1853565, 2224278, 2594991, 3707130, 4324985, 5189982, 5560695, 7784973, 8649970, 11121390, 12974955, 15569946, 25949910, 38924865, 77849730]

約数ペア:

[(1, 77849730), (2, 38924865), (3, 25949910), (5, 15569946), (6, 12974955), (7, 11121390), (9, 8649970), (10, 7784973), (14, 5560695), (15, 5189982), (18, 4324985), (21, 3707130), (30, 2594991), (35, 2224278), (42, 1853565), (45, 1729994), (49, 1588770), (63, 1235710), (70, 1112139), (90, 864997), (98, 794385), (105, 741426), (126, 617855), (127, 612990), (139, 560070), (147, 529590), (210, 370713), (245, 317754), (254, 306495), (278, 280035), (294, 264795), (315, 247142), (381, 204330), (417, 186690), (441, 176530), (490, 158877), (630, 123571), (635, 122598), (695, 112014), (735, 105918), (762, 102165), (834, 93345), (882, 88265), (889, 87570), (973, 80010), (1143, 68110), (1251, 62230), (1270, 61299), (1390, 56007), (1470, 52959), (1778, 43785), (1905, 40866), (1946, 40005), (2085, 37338), (2205, 35306), (2286, 34055), (2502, 31115), (2667, 29190), (2919, 26670), (3810, 20433), (4170, 18669), (4410, 17653), (4445, 17514), (4865, 16002), (5334, 14595), (5715, 13622), (5838, 13335), (6223, 12510), (6255, 12446), (6811, 11430), (8001, 9730), (8757, 8890)]