221180778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 192

約数和(自身を含む): 641571840

約数和(自身を除く): 420391062

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 47, 51, 63, 78, 91, 94, 102, 117, 119, 126, 141, 153, 169, 182, 221, 234, 238, 273, 282, 306, 329, 338, 357, 423, 442, 507, 546, 611, 658, 663, 714, 799, 819, 846, 987, 1014, 1071, 1183, 1222, 1326, 1521, 1547, 1598, 1638, 1833, 1974, 1989, 2142, 2197, 2366, 2397, 2873, 2961, 3042, 3094, 3549, 3666, 3978, 4277, 4394, 4641, 4794, 5499, 5593, 5746, 5922, 6591, 7098, 7191, 7943, 8554, 8619, 9282, 10387, 10647, 10998, 11186, 12831, 13182, 13923, 14382, 15379, 15886, 16779, 17238, 19773, 20111, 20774, 21294, 23829, 25662, 25857, 27846, 30758, 31161, 33558, 37349, 38493, 39546, 40222, 46137, 47658, 50337, 51714, 55601, 60333, 62322, 71487, 72709, 74698, 76986, 92274, 93483, 100674, 103259, 111202, 112047, 120666, 135031, 138411, 142974, 145418, 166803, 180999, 186966, 206518, 218127, 224094, 261443, 270062, 276822, 309777, 333606, 336141, 361998, 405093, 436254, 500409, 522886, 619554, 654381, 672282, 722813, 784329, 810186, 929331, 945217, 1000818, 1215279, 1308762, 1445626, 1568658, 1755403, 1858662, 1890434, 2168439, 2352987, 2430558, 2835651, 3510806, 4336878, 4705974, 5266209, 5671302, 6505317, 8506953, 10532418, 12287821, 13010634, 15798627, 17013906, 24575642, 31597254, 36863463, 73726926, 110590389, 221180778]

約数ペア:

[(1, 221180778), (2, 110590389), (3, 73726926), (6, 36863463), (7, 31597254), (9, 24575642), (13, 17013906), (14, 15798627), (17, 13010634), (18, 12287821), (21, 10532418), (26, 8506953), (34, 6505317), (39, 5671302), (42, 5266209), (47, 4705974), (51, 4336878), (63, 3510806), (78, 2835651), (91, 2430558), (94, 2352987), (102, 2168439), (117, 1890434), (119, 1858662), (126, 1755403), (141, 1568658), (153, 1445626), (169, 1308762), (182, 1215279), (221, 1000818), (234, 945217), (238, 929331), (273, 810186), (282, 784329), (306, 722813), (329, 672282), (338, 654381), (357, 619554), (423, 522886), (442, 500409), (507, 436254), (546, 405093), (611, 361998), (658, 336141), (663, 333606), (714, 309777), (799, 276822), (819, 270062), (846, 261443), (987, 224094), (1014, 218127), (1071, 206518), (1183, 186966), (1222, 180999), (1326, 166803), (1521, 145418), (1547, 142974), (1598, 138411), (1638, 135031), (1833, 120666), (1974, 112047), (1989, 111202), (2142, 103259), (2197, 100674), (2366, 93483), (2397, 92274), (2873, 76986), (2961, 74698), (3042, 72709), (3094, 71487), (3549, 62322), (3666, 60333), (3978, 55601), (4277, 51714), (4394, 50337), (4641, 47658), (4794, 46137), (5499, 40222), (5593, 39546), (5746, 38493), (5922, 37349), (6591, 33558), (7098, 31161), (7191, 30758), (7943, 27846), (8554, 25857), (8619, 25662), (9282, 23829), (10387, 21294), (10647, 20774), (10998, 20111), (11186, 19773), (12831, 17238), (13182, 16779), (13923, 15886), (14382, 15379)]