15708401870

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2135

約数の個数: 128

約数和(自身を含む): 34560000000

約数和(自身を除く): 18851598130

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 79, 98, 145, 158, 203, 245, 290, 343, 395, 406, 490, 553, 686, 790, 1015, 1106, 1421, 1715, 1999, 2030, 2291, 2765, 2842, 3430, 3871, 3998, 4582, 5530, 7105, 7742, 9947, 9995, 11455, 13993, 14210, 16037, 19355, 19894, 19990, 22910, 27097, 27986, 32074, 38710, 49735, 54194, 57971, 69965, 80185, 97951, 99470, 112259, 115942, 135485, 139930, 157921, 160370, 195902, 224518, 270970, 289855, 315842, 405797, 489755, 561295, 579710, 685657, 785813, 789605, 811594, 979510, 1105447, 1122590, 1371314, 1571626, 1579210, 2028985, 2210894, 2840579, 3428285, 3929065, 4057970, 4579709, 5527235, 5681158, 6856570, 7738129, 7858130, 9159418, 11054470, 14202895, 15476258, 19884053, 22898545, 28405790, 32057963, 38690645, 39768106, 45797090, 54166903, 64115926, 77381290, 99420265, 108333806, 160289815, 198840530, 224405741, 270834515, 320579630, 448811482, 541669030, 1122028705, 1570840187, 2244057410, 3141680374, 7854200935, 15708401870]

約数ペア:

[(1, 15708401870), (2, 7854200935), (5, 3141680374), (7, 2244057410), (10, 1570840187), (14, 1122028705), (29, 541669030), (35, 448811482), (49, 320579630), (58, 270834515), (70, 224405741), (79, 198840530), (98, 160289815), (145, 108333806), (158, 99420265), (203, 77381290), (245, 64115926), (290, 54166903), (343, 45797090), (395, 39768106), (406, 38690645), (490, 32057963), (553, 28405790), (686, 22898545), (790, 19884053), (1015, 15476258), (1106, 14202895), (1421, 11054470), (1715, 9159418), (1999, 7858130), (2030, 7738129), (2291, 6856570), (2765, 5681158), (2842, 5527235), (3430, 4579709), (3871, 4057970), (3998, 3929065), (4582, 3428285), (5530, 2840579), (7105, 2210894), (7742, 2028985), (9947, 1579210), (9995, 1571626), (11455, 1371314), (13993, 1122590), (14210, 1105447), (16037, 979510), (19355, 811594), (19894, 789605), (19990, 785813), (22910, 685657), (27097, 579710), (27986, 561295), (32074, 489755), (38710, 405797), (49735, 315842), (54194, 289855), (57971, 270970), (69965, 224518), (80185, 195902), (97951, 160370), (99470, 157921), (112259, 139930), (115942, 135485)]