76881560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 209139840

約数和(自身を除く): 132258280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 41, 56, 70, 74, 82, 140, 148, 164, 181, 185, 205, 259, 280, 287, 296, 328, 362, 370, 410, 518, 574, 724, 740, 820, 905, 1036, 1148, 1267, 1295, 1435, 1448, 1480, 1517, 1640, 1810, 2072, 2296, 2534, 2590, 2870, 3034, 3620, 5068, 5180, 5740, 6068, 6335, 6697, 7240, 7421, 7585, 10136, 10360, 10619, 11480, 12136, 12670, 13394, 14842, 15170, 21238, 25340, 26788, 29684, 30340, 33485, 37105, 42476, 46879, 50680, 51947, 53095, 53576, 59368, 60680, 66970, 74210, 84952, 93758, 103894, 106190, 133940, 148420, 187516, 207788, 212380, 234395, 259735, 267880, 274577, 296840, 375032, 415576, 424760, 468790, 519470, 549154, 937580, 1038940, 1098308, 1372885, 1875160, 1922039, 2077880, 2196616, 2745770, 3844078, 5491540, 7688156, 9610195, 10983080, 15376312, 19220390, 38440780, 76881560]

約数ペア:

[(1, 76881560), (2, 38440780), (4, 19220390), (5, 15376312), (7, 10983080), (8, 9610195), (10, 7688156), (14, 5491540), (20, 3844078), (28, 2745770), (35, 2196616), (37, 2077880), (40, 1922039), (41, 1875160), (56, 1372885), (70, 1098308), (74, 1038940), (82, 937580), (140, 549154), (148, 519470), (164, 468790), (181, 424760), (185, 415576), (205, 375032), (259, 296840), (280, 274577), (287, 267880), (296, 259735), (328, 234395), (362, 212380), (370, 207788), (410, 187516), (518, 148420), (574, 133940), (724, 106190), (740, 103894), (820, 93758), (905, 84952), (1036, 74210), (1148, 66970), (1267, 60680), (1295, 59368), (1435, 53576), (1448, 53095), (1480, 51947), (1517, 50680), (1640, 46879), (1810, 42476), (2072, 37105), (2296, 33485), (2534, 30340), (2590, 29684), (2870, 26788), (3034, 25340), (3620, 21238), (5068, 15170), (5180, 14842), (5740, 13394), (6068, 12670), (6335, 12136), (6697, 11480), (7240, 10619), (7421, 10360), (7585, 10136)]