128777280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2531}}^1$

素因数の和:2604

約数の個数: 112

約数和(自身を含む): 416746944

約数和(自身を除く): 287969664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 424, 480, 530, 636, 795, 848, 960, 1060, 1272, 1590, 1696, 2120, 2531, 2544, 3180, 3392, 4240, 5062, 5088, 6360, 7593, 8480, 10124, 10176, 12655, 12720, 15186, 16960, 20248, 25310, 25440, 30372, 37965, 40496, 50620, 50880, 60744, 75930, 80992, 101240, 121488, 134143, 151860, 161984, 202480, 242976, 268286, 303720, 402429, 404960, 485952, 536572, 607440, 670715, 804858, 809920, 1073144, 1214880, 1341430, 1609716, 2012145, 2146288, 2429760, 2682860, 3219432, 4024290, 4292576, 5365720, 6438864, 8048580, 8585152, 10731440, 12877728, 16097160, 21462880, 25755456, 32194320, 42925760, 64388640, 128777280]

約数ペア:

[(1, 128777280), (2, 64388640), (3, 42925760), (4, 32194320), (5, 25755456), (6, 21462880), (8, 16097160), (10, 12877728), (12, 10731440), (15, 8585152), (16, 8048580), (20, 6438864), (24, 5365720), (30, 4292576), (32, 4024290), (40, 3219432), (48, 2682860), (53, 2429760), (60, 2146288), (64, 2012145), (80, 1609716), (96, 1341430), (106, 1214880), (120, 1073144), (159, 809920), (160, 804858), (192, 670715), (212, 607440), (240, 536572), (265, 485952), (318, 404960), (320, 402429), (424, 303720), (480, 268286), (530, 242976), (636, 202480), (795, 161984), (848, 151860), (960, 134143), (1060, 121488), (1272, 101240), (1590, 80992), (1696, 75930), (2120, 60744), (2531, 50880), (2544, 50620), (3180, 40496), (3392, 37965), (4240, 30372), (5062, 25440), (5088, 25310), (6360, 20248), (7593, 16960), (8480, 15186), (10124, 12720), (10176, 12655)]