219323390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 476195328

約数和(自身を除く): 256871938

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 73, 110, 121, 130, 143, 146, 191, 242, 286, 365, 382, 605, 715, 730, 803, 949, 955, 1210, 1430, 1573, 1606, 1898, 1910, 2101, 2483, 3146, 4015, 4202, 4745, 4966, 7865, 8030, 8833, 9490, 10439, 10505, 12415, 13943, 15730, 17666, 20878, 21010, 23111, 24830, 27313, 27886, 44165, 46222, 52195, 54626, 69715, 88330, 104390, 114829, 115555, 136565, 139430, 153373, 181259, 229658, 231110, 273130, 300443, 306746, 362518, 574145, 600886, 766865, 906295, 1148290, 1502215, 1533730, 1687103, 1812590, 1993849, 3004430, 3374206, 3987698, 8435515, 9969245, 16871030, 19938490, 21932339, 43864678, 109661695, 219323390]

約数ペア:

[(1, 219323390), (2, 109661695), (5, 43864678), (10, 21932339), (11, 19938490), (13, 16871030), (22, 9969245), (26, 8435515), (55, 3987698), (65, 3374206), (73, 3004430), (110, 1993849), (121, 1812590), (130, 1687103), (143, 1533730), (146, 1502215), (191, 1148290), (242, 906295), (286, 766865), (365, 600886), (382, 574145), (605, 362518), (715, 306746), (730, 300443), (803, 273130), (949, 231110), (955, 229658), (1210, 181259), (1430, 153373), (1573, 139430), (1606, 136565), (1898, 115555), (1910, 114829), (2101, 104390), (2483, 88330), (3146, 69715), (4015, 54626), (4202, 52195), (4745, 46222), (4966, 44165), (7865, 27886), (8030, 27313), (8833, 24830), (9490, 23111), (10439, 21010), (10505, 20878), (12415, 17666), (13943, 15730)]