158916240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31531}}^1$

素因数の和:31557

約数の個数: 120

約数和(自身を含む): 609955008

約数和(自身を除く): 451038768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 31531, 63062, 94593, 126124, 157655, 189186, 220717, 252248, 283779, 315310, 378372, 441434, 472965, 504496, 567558, 630620, 662151, 756744, 882868, 945930, 1103585, 1135116, 1261240, 1324302, 1418895, 1513488, 1765736, 1891860, 1986453, 2207170, 2270232, 2522480, 2648604, 2837790, 3310755, 3531472, 3783720, 3972906, 4414340, 4540464, 5297208, 5675580, 6621510, 7567440, 7945812, 8828680, 9932265, 10594416, 11351160, 13243020, 15891624, 17657360, 19864530, 22702320, 26486040, 31783248, 39729060, 52972080, 79458120, 158916240]

約数ペア:

[(1, 158916240), (2, 79458120), (3, 52972080), (4, 39729060), (5, 31783248), (6, 26486040), (7, 22702320), (8, 19864530), (9, 17657360), (10, 15891624), (12, 13243020), (14, 11351160), (15, 10594416), (16, 9932265), (18, 8828680), (20, 7945812), (21, 7567440), (24, 6621510), (28, 5675580), (30, 5297208), (35, 4540464), (36, 4414340), (40, 3972906), (42, 3783720), (45, 3531472), (48, 3310755), (56, 2837790), (60, 2648604), (63, 2522480), (70, 2270232), (72, 2207170), (80, 1986453), (84, 1891860), (90, 1765736), (105, 1513488), (112, 1418895), (120, 1324302), (126, 1261240), (140, 1135116), (144, 1103585), (168, 945930), (180, 882868), (210, 756744), (240, 662151), (252, 630620), (280, 567558), (315, 504496), (336, 472965), (360, 441434), (420, 378372), (504, 315310), (560, 283779), (630, 252248), (720, 220717), (840, 189186), (1008, 157655), (1260, 126124), (1680, 94593), (2520, 63062), (5040, 31531)]