257547360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{76651}}^1$

素因数の和:76676

約数の個数: 96

約数和(自身を含む): 927182592

約数和(自身を除く): 669635232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 76651, 153302, 229953, 306604, 383255, 459906, 536557, 613208, 766510, 919812, 1073114, 1149765, 1226416, 1533020, 1609671, 1839624, 2146228, 2299530, 2452832, 2682785, 3066040, 3219342, 3679248, 4292456, 4599060, 5365570, 6132080, 6438684, 7358496, 8048355, 8584912, 9198120, 10731140, 12264160, 12877368, 16096710, 17169824, 18396240, 21462280, 25754736, 32193420, 36792480, 42924560, 51509472, 64386840, 85849120, 128773680, 257547360]

約数ペア:

[(1, 257547360), (2, 128773680), (3, 85849120), (4, 64386840), (5, 51509472), (6, 42924560), (7, 36792480), (8, 32193420), (10, 25754736), (12, 21462280), (14, 18396240), (15, 17169824), (16, 16096710), (20, 12877368), (21, 12264160), (24, 10731140), (28, 9198120), (30, 8584912), (32, 8048355), (35, 7358496), (40, 6438684), (42, 6132080), (48, 5365570), (56, 4599060), (60, 4292456), (70, 3679248), (80, 3219342), (84, 3066040), (96, 2682785), (105, 2452832), (112, 2299530), (120, 2146228), (140, 1839624), (160, 1609671), (168, 1533020), (210, 1226416), (224, 1149765), (240, 1073114), (280, 919812), (336, 766510), (420, 613208), (480, 536557), (560, 459906), (672, 383255), (840, 306604), (1120, 229953), (1680, 153302), (3360, 76651)]