19953123120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1319651}}^1$

素因数の和:1319680

約数の個数: 160

約数和(自身を含む): 78545687040

約数和(自身を除く): 58592563920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 1319651, 2639302, 3958953, 5278604, 6598255, 7917906, 9237557, 10557208, 11876859, 13196510, 15835812, 18475114, 19794765, 21114416, 23753718, 26393020, 27712671, 31671624, 35630577, 36950228, 39589530, 46187785, 47507436, 52786040, 55425342, 59384295, 63343248, 71261154, 73900456, 79179060, 83138013, 92375570, 95014872, 105572080, 110850684, 118768590, 138563355, 142522308, 147800912, 158358120, 166276026, 178152885, 184751140, 190029744, 221701368, 237537180, 249414039, 277126710, 285044616, 316716240, 332552052, 356305770, 369502280, 415690065, 443402736, 475074360, 498828078, 554253420, 570089232, 665104104, 712611540, 739004560, 831380130, 950148720, 997656156, 1108506840, 1247070195, 1330208208, 1425223080, 1662760260, 1995312312, 2217013680, 2494140390, 2850446160, 3325520520, 3990624624, 4988280780, 6651041040, 9976561560, 19953123120]

約数ペア:

[(1, 19953123120), (2, 9976561560), (3, 6651041040), (4, 4988280780), (5, 3990624624), (6, 3325520520), (7, 2850446160), (8, 2494140390), (9, 2217013680), (10, 1995312312), (12, 1662760260), (14, 1425223080), (15, 1330208208), (16, 1247070195), (18, 1108506840), (20, 997656156), (21, 950148720), (24, 831380130), (27, 739004560), (28, 712611540), (30, 665104104), (35, 570089232), (36, 554253420), (40, 498828078), (42, 475074360), (45, 443402736), (48, 415690065), (54, 369502280), (56, 356305770), (60, 332552052), (63, 316716240), (70, 285044616), (72, 277126710), (80, 249414039), (84, 237537180), (90, 221701368), (105, 190029744), (108, 184751140), (112, 178152885), (120, 166276026), (126, 158358120), (135, 147800912), (140, 142522308), (144, 138563355), (168, 118768590), (180, 110850684), (189, 105572080), (210, 95014872), (216, 92375570), (240, 83138013), (252, 79179060), (270, 73900456), (280, 71261154), (315, 63343248), (336, 59384295), (360, 55425342), (378, 52786040), (420, 47507436), (432, 46187785), (504, 39589530), (540, 36950228), (560, 35630577), (630, 31671624), (720, 27712671), (756, 26393020), (840, 23753718), (945, 21114416), (1008, 19794765), (1080, 18475114), (1260, 15835812), (1512, 13196510), (1680, 11876859), (1890, 10557208), (2160, 9237557), (2520, 7917906), (3024, 6598255), (3780, 5278604), (5040, 3958953), (7560, 2639302), (15120, 1319651)]