28971030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 79978752

約数和(自身を除く): 51007722

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 121, 138, 165, 230, 242, 253, 330, 345, 347, 363, 506, 605, 690, 694, 726, 759, 1041, 1210, 1265, 1518, 1735, 1815, 2082, 2530, 2783, 3470, 3630, 3795, 3817, 5205, 5566, 7590, 7634, 7981, 8349, 10410, 11451, 13915, 15962, 16698, 19085, 22902, 23943, 27830, 38170, 39905, 41745, 41987, 47886, 57255, 79810, 83490, 83974, 87791, 114510, 119715, 125961, 175582, 209935, 239430, 251922, 263373, 419870, 438955, 526746, 629805, 877910, 965701, 1259610, 1316865, 1931402, 2633730, 2897103, 4828505, 5794206, 9657010, 14485515, 28971030]

約数ペア:

[(1, 28971030), (2, 14485515), (3, 9657010), (5, 5794206), (6, 4828505), (10, 2897103), (11, 2633730), (15, 1931402), (22, 1316865), (23, 1259610), (30, 965701), (33, 877910), (46, 629805), (55, 526746), (66, 438955), (69, 419870), (110, 263373), (115, 251922), (121, 239430), (138, 209935), (165, 175582), (230, 125961), (242, 119715), (253, 114510), (330, 87791), (345, 83974), (347, 83490), (363, 79810), (506, 57255), (605, 47886), (690, 41987), (694, 41745), (726, 39905), (759, 38170), (1041, 27830), (1210, 23943), (1265, 22902), (1518, 19085), (1735, 16698), (1815, 15962), (2082, 13915), (2530, 11451), (2783, 10410), (3470, 8349), (3630, 7981), (3795, 7634), (3817, 7590), (5205, 5566)]