245032920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1510

約数の個数: 192

約数和(自身を含む): 889574400

約数和(自身を除く): 644541480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 55, 60, 66, 72, 86, 88, 90, 99, 110, 120, 129, 132, 165, 172, 180, 198, 215, 220, 258, 264, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 645, 660, 774, 792, 860, 946, 990, 1032, 1290, 1320, 1419, 1439, 1548, 1720, 1892, 1935, 1980, 2365, 2580, 2838, 2878, 3096, 3784, 3870, 3960, 4257, 4317, 4730, 5160, 5676, 5756, 7095, 7195, 7740, 8514, 8634, 9460, 11352, 11512, 12951, 14190, 14390, 15480, 15829, 17028, 17268, 18920, 21285, 21585, 25902, 28380, 28780, 31658, 34056, 34536, 42570, 43170, 47487, 51804, 56760, 57560, 61877, 63316, 64755, 79145, 85140, 86340, 94974, 103608, 123754, 126632, 129510, 142461, 158290, 170280, 172680, 185631, 189948, 237435, 247508, 259020, 284922, 309385, 316580, 371262, 379896, 474870, 495016, 518040, 556893, 569844, 618770, 633160, 680647, 712305, 742524, 928155, 949740, 1113786, 1139688, 1237540, 1361294, 1424610, 1485048, 1856310, 1899480, 2041941, 2227572, 2475080, 2722588, 2784465, 2849220, 3403235, 3712620, 4083882, 4455144, 5445176, 5568930, 5698440, 6125823, 6806470, 7425240, 8167764, 10209705, 11137860, 12251646, 13612940, 16335528, 20419410, 22275720, 24503292, 27225880, 30629115, 40838820, 49006584, 61258230, 81677640, 122516460, 245032920]

約数ペア:

[(1, 245032920), (2, 122516460), (3, 81677640), (4, 61258230), (5, 49006584), (6, 40838820), (8, 30629115), (9, 27225880), (10, 24503292), (11, 22275720), (12, 20419410), (15, 16335528), (18, 13612940), (20, 12251646), (22, 11137860), (24, 10209705), (30, 8167764), (33, 7425240), (36, 6806470), (40, 6125823), (43, 5698440), (44, 5568930), (45, 5445176), (55, 4455144), (60, 4083882), (66, 3712620), (72, 3403235), (86, 2849220), (88, 2784465), (90, 2722588), (99, 2475080), (110, 2227572), (120, 2041941), (129, 1899480), (132, 1856310), (165, 1485048), (172, 1424610), (180, 1361294), (198, 1237540), (215, 1139688), (220, 1113786), (258, 949740), (264, 928155), (330, 742524), (344, 712305), (360, 680647), (387, 633160), (396, 618770), (430, 569844), (440, 556893), (473, 518040), (495, 495016), (516, 474870), (645, 379896), (660, 371262), (774, 316580), (792, 309385), (860, 284922), (946, 259020), (990, 247508), (1032, 237435), (1290, 189948), (1320, 185631), (1419, 172680), (1439, 170280), (1548, 158290), (1720, 142461), (1892, 129510), (1935, 126632), (1980, 123754), (2365, 103608), (2580, 94974), (2838, 86340), (2878, 85140), (3096, 79145), (3784, 64755), (3870, 63316), (3960, 61877), (4257, 57560), (4317, 56760), (4730, 51804), (5160, 47487), (5676, 43170), (5756, 42570), (7095, 34536), (7195, 34056), (7740, 31658), (8514, 28780), (8634, 28380), (9460, 25902), (11352, 21585), (11512, 21285), (12951, 18920), (14190, 17268), (14390, 17028), (15480, 15829)]