272421590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 577632384

約数和(自身を除く): 305210794

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 97, 106, 194, 265, 371, 485, 530, 679, 742, 757, 970, 1358, 1514, 1855, 3395, 3710, 3785, 5141, 5299, 6790, 7570, 10282, 10598, 25705, 26495, 35987, 40121, 51410, 52990, 71974, 73429, 80242, 146858, 179935, 200605, 280847, 359870, 367145, 401210, 514003, 561694, 734290, 1028006, 1404235, 2570015, 2808470, 3891737, 5140030, 7783474, 19458685, 27242159, 38917370, 54484318, 136210795, 272421590]

約数ペア:

[(1, 272421590), (2, 136210795), (5, 54484318), (7, 38917370), (10, 27242159), (14, 19458685), (35, 7783474), (53, 5140030), (70, 3891737), (97, 2808470), (106, 2570015), (194, 1404235), (265, 1028006), (371, 734290), (485, 561694), (530, 514003), (679, 401210), (742, 367145), (757, 359870), (970, 280847), (1358, 200605), (1514, 179935), (1855, 146858), (3395, 80242), (3710, 73429), (3785, 71974), (5141, 52990), (5299, 51410), (6790, 40121), (7570, 35987), (10282, 26495), (10598, 25705)]