155999700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 521320800

約数和(自身を除く): 365321100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 43, 45, 50, 58, 60, 75, 86, 87, 90, 100, 116, 129, 139, 145, 150, 172, 174, 180, 215, 225, 258, 261, 278, 290, 300, 348, 387, 417, 430, 435, 450, 516, 522, 556, 580, 645, 695, 725, 774, 834, 860, 870, 900, 1044, 1075, 1247, 1251, 1290, 1305, 1390, 1450, 1548, 1668, 1740, 1935, 2085, 2150, 2175, 2494, 2502, 2580, 2610, 2780, 2900, 3225, 3475, 3741, 3870, 4031, 4170, 4300, 4350, 4988, 5004, 5220, 5977, 6235, 6255, 6450, 6525, 6950, 7482, 7740, 8062, 8340, 8700, 9675, 10425, 11223, 11954, 12093, 12470, 12510, 12900, 13050, 13900, 14964, 16124, 17931, 18705, 19350, 20155, 20850, 22446, 23908, 24186, 24940, 25020, 26100, 29885, 31175, 31275, 35862, 36279, 37410, 38700, 40310, 41700, 44892, 48372, 53793, 56115, 59770, 60465, 62350, 62550, 71724, 72558, 74820, 80620, 89655, 93525, 100775, 107586, 112230, 119540, 120930, 124700, 125100, 145116, 149425, 173333, 179310, 181395, 187050, 201550, 215172, 224460, 241860, 268965, 280575, 298850, 302325, 346666, 358620, 362790, 374100, 403100, 448275, 519999, 537930, 561150, 597700, 604650, 693332, 725580, 866665, 896550, 906975, 1039998, 1075860, 1122300, 1209300, 1344825, 1559997, 1733330, 1793100, 1813950, 2079996, 2599995, 2689650, 3119994, 3466660, 3627900, 4333325, 5199990, 5379300, 6239988, 7799985, 8666650, 10399980, 12999975, 15599970, 17333300, 25999950, 31199940, 38999925, 51999900, 77999850, 155999700]

約数ペア:

[(1, 155999700), (2, 77999850), (3, 51999900), (4, 38999925), (5, 31199940), (6, 25999950), (9, 17333300), (10, 15599970), (12, 12999975), (15, 10399980), (18, 8666650), (20, 7799985), (25, 6239988), (29, 5379300), (30, 5199990), (36, 4333325), (43, 3627900), (45, 3466660), (50, 3119994), (58, 2689650), (60, 2599995), (75, 2079996), (86, 1813950), (87, 1793100), (90, 1733330), (100, 1559997), (116, 1344825), (129, 1209300), (139, 1122300), (145, 1075860), (150, 1039998), (172, 906975), (174, 896550), (180, 866665), (215, 725580), (225, 693332), (258, 604650), (261, 597700), (278, 561150), (290, 537930), (300, 519999), (348, 448275), (387, 403100), (417, 374100), (430, 362790), (435, 358620), (450, 346666), (516, 302325), (522, 298850), (556, 280575), (580, 268965), (645, 241860), (695, 224460), (725, 215172), (774, 201550), (834, 187050), (860, 181395), (870, 179310), (900, 173333), (1044, 149425), (1075, 145116), (1247, 125100), (1251, 124700), (1290, 120930), (1305, 119540), (1390, 112230), (1450, 107586), (1548, 100775), (1668, 93525), (1740, 89655), (1935, 80620), (2085, 74820), (2150, 72558), (2175, 71724), (2494, 62550), (2502, 62350), (2580, 60465), (2610, 59770), (2780, 56115), (2900, 53793), (3225, 48372), (3475, 44892), (3741, 41700), (3870, 40310), (4031, 38700), (4170, 37410), (4300, 36279), (4350, 35862), (4988, 31275), (5004, 31175), (5220, 29885), (5977, 26100), (6235, 25020), (6255, 24940), (6450, 24186), (6525, 23908), (6950, 22446), (7482, 20850), (7740, 20155), (8062, 19350), (8340, 18705), (8700, 17931), (9675, 16124), (10425, 14964), (11223, 13900), (11954, 13050), (12093, 12900), (12470, 12510)]