28103655930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1\times {\mathrm{3119}}^1$

素因数の和:3644

約数の個数: 128

約数和(自身を含む): 78023761920

約数和(自身を除く): 49920105990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 107, 210, 214, 321, 401, 535, 642, 749, 802, 1070, 1203, 1498, 1605, 2005, 2247, 2406, 2807, 3119, 3210, 3745, 4010, 4494, 5614, 6015, 6238, 7490, 8421, 9357, 11235, 12030, 14035, 15595, 16842, 18714, 21833, 22470, 28070, 31190, 42105, 42907, 43666, 46785, 65499, 84210, 85814, 93570, 109165, 128721, 130998, 214535, 218330, 257442, 300349, 327495, 333733, 429070, 600698, 643605, 654990, 667466, 901047, 1001199, 1250719, 1287210, 1501745, 1668665, 1802094, 2002398, 2336131, 2501438, 3003490, 3337330, 3752157, 4505235, 4672262, 5005995, 6253595, 7008393, 7504314, 8755033, 9010470, 10011990, 11680655, 12507190, 14016786, 17510066, 18760785, 23361310, 26265099, 35041965, 37521570, 43775165, 52530198, 70083930, 87550330, 131325495, 133826933, 262650990, 267653866, 401480799, 669134665, 802961598, 936788531, 1338269330, 1873577062, 2007403995, 2810365593, 4014807990, 4683942655, 5620731186, 9367885310, 14051827965, 28103655930]

約数ペア:

[(1, 28103655930), (2, 14051827965), (3, 9367885310), (5, 5620731186), (6, 4683942655), (7, 4014807990), (10, 2810365593), (14, 2007403995), (15, 1873577062), (21, 1338269330), (30, 936788531), (35, 802961598), (42, 669134665), (70, 401480799), (105, 267653866), (107, 262650990), (210, 133826933), (214, 131325495), (321, 87550330), (401, 70083930), (535, 52530198), (642, 43775165), (749, 37521570), (802, 35041965), (1070, 26265099), (1203, 23361310), (1498, 18760785), (1605, 17510066), (2005, 14016786), (2247, 12507190), (2406, 11680655), (2807, 10011990), (3119, 9010470), (3210, 8755033), (3745, 7504314), (4010, 7008393), (4494, 6253595), (5614, 5005995), (6015, 4672262), (6238, 4505235), (7490, 3752157), (8421, 3337330), (9357, 3003490), (11235, 2501438), (12030, 2336131), (14035, 2002398), (15595, 1802094), (16842, 1668665), (18714, 1501745), (21833, 1287210), (22470, 1250719), (28070, 1001199), (31190, 901047), (42105, 667466), (42907, 654990), (43666, 643605), (46785, 600698), (65499, 429070), (84210, 333733), (85814, 327495), (93570, 300349), (109165, 257442), (128721, 218330), (130998, 214535)]