199938420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 665945280

約数和(自身を除く): 466006860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 241, 330, 396, 419, 482, 495, 660, 723, 838, 964, 990, 1205, 1257, 1446, 1676, 1980, 2095, 2169, 2410, 2514, 2651, 2892, 3615, 3771, 4190, 4338, 4609, 4820, 5028, 5302, 6285, 7230, 7542, 7953, 8380, 8676, 9218, 10604, 10845, 12570, 13255, 13827, 14460, 15084, 15906, 18436, 18855, 21690, 23045, 23859, 25140, 26510, 27654, 31812, 37710, 39765, 41481, 43380, 46090, 47718, 53020, 55308, 69135, 75420, 79530, 82962, 92180, 95436, 100979, 119295, 138270, 159060, 165924, 201958, 207405, 238590, 276540, 302937, 403916, 414810, 477180, 504895, 605874, 829620, 908811, 1009790, 1110769, 1211748, 1514685, 1817622, 2019580, 2221538, 3029370, 3332307, 3635244, 4443076, 4544055, 5553845, 6058740, 6664614, 9088110, 9996921, 11107690, 13329228, 16661535, 18176220, 19993842, 22215380, 33323070, 39987684, 49984605, 66646140, 99969210, 199938420]

約数ペア:

[(1, 199938420), (2, 99969210), (3, 66646140), (4, 49984605), (5, 39987684), (6, 33323070), (9, 22215380), (10, 19993842), (11, 18176220), (12, 16661535), (15, 13329228), (18, 11107690), (20, 9996921), (22, 9088110), (30, 6664614), (33, 6058740), (36, 5553845), (44, 4544055), (45, 4443076), (55, 3635244), (60, 3332307), (66, 3029370), (90, 2221538), (99, 2019580), (110, 1817622), (132, 1514685), (165, 1211748), (180, 1110769), (198, 1009790), (220, 908811), (241, 829620), (330, 605874), (396, 504895), (419, 477180), (482, 414810), (495, 403916), (660, 302937), (723, 276540), (838, 238590), (964, 207405), (990, 201958), (1205, 165924), (1257, 159060), (1446, 138270), (1676, 119295), (1980, 100979), (2095, 95436), (2169, 92180), (2410, 82962), (2514, 79530), (2651, 75420), (2892, 69135), (3615, 55308), (3771, 53020), (4190, 47718), (4338, 46090), (4609, 43380), (4820, 41481), (5028, 39765), (5302, 37710), (6285, 31812), (7230, 27654), (7542, 26510), (7953, 25140), (8380, 23859), (8676, 23045), (9218, 21690), (10604, 18855), (10845, 18436), (12570, 15906), (13255, 15084), (13827, 14460)]