277956702940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{288283}}^1$

素因数の和:288467

約数の個数: 96

約数和(自身を含む): 683468319744

約数和(自身を除く): 405511616804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 97, 140, 142, 194, 284, 355, 388, 485, 497, 679, 710, 970, 994, 1358, 1420, 1940, 1988, 2485, 2716, 3395, 4970, 6790, 6887, 9940, 13580, 13774, 27548, 34435, 48209, 68870, 96418, 137740, 192836, 241045, 288283, 482090, 576566, 964180, 1153132, 1441415, 2017981, 2882830, 4035962, 5765660, 8071924, 10089905, 20179810, 20468093, 27963451, 40359620, 40936186, 55926902, 81872372, 102340465, 111853804, 139817255, 143276651, 195744157, 204680930, 279634510, 286553302, 391488314, 409361860, 559269020, 573106604, 716383255, 782976628, 978720785, 1432766510, 1957441570, 1985405021, 2865533020, 3914883140, 3970810042, 7941620084, 9927025105, 13897835147, 19854050210, 27795670294, 39708100420, 55591340588, 69489175735, 138978351470, 277956702940]

約数ペア:

[(1, 277956702940), (2, 138978351470), (4, 69489175735), (5, 55591340588), (7, 39708100420), (10, 27795670294), (14, 19854050210), (20, 13897835147), (28, 9927025105), (35, 7941620084), (70, 3970810042), (71, 3914883140), (97, 2865533020), (140, 1985405021), (142, 1957441570), (194, 1432766510), (284, 978720785), (355, 782976628), (388, 716383255), (485, 573106604), (497, 559269020), (679, 409361860), (710, 391488314), (970, 286553302), (994, 279634510), (1358, 204680930), (1420, 195744157), (1940, 143276651), (1988, 139817255), (2485, 111853804), (2716, 102340465), (3395, 81872372), (4970, 55926902), (6790, 40936186), (6887, 40359620), (9940, 27963451), (13580, 20468093), (13774, 20179810), (27548, 10089905), (34435, 8071924), (48209, 5765660), (68870, 4035962), (96418, 2882830), (137740, 2017981), (192836, 1441415), (241045, 1153132), (288283, 964180), (482090, 576566)]