80718120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{3559}}^1$

素因数の和:3589

約数の個数: 160

約数和(自身を含む): 310147200

約数和(自身を除く): 229429080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3559, 3780, 4536, 5670, 7118, 7560, 10677, 11340, 14236, 17795, 21354, 22680, 24913, 28472, 32031, 35590, 42708, 49826, 53385, 64062, 71180, 74739, 85416, 96093, 99652, 106770, 124565, 128124, 142360, 149478, 160155, 192186, 199304, 213540, 224217, 249130, 256248, 288279, 298956, 320310, 373695, 384372, 427080, 448434, 480465, 498260, 576558, 597912, 640620, 672651, 747390, 768744, 896868, 960930, 996520, 1121085, 1153116, 1281240, 1345302, 1441395, 1494780, 1793736, 1921860, 2017953, 2242170, 2306232, 2690604, 2882790, 2989560, 3363255, 3843720, 4035906, 4484340, 5381208, 5765580, 6726510, 8071812, 8968680, 10089765, 11531160, 13453020, 16143624, 20179530, 26906040, 40359060, 80718120]

約数ペア:

[(1, 80718120), (2, 40359060), (3, 26906040), (4, 20179530), (5, 16143624), (6, 13453020), (7, 11531160), (8, 10089765), (9, 8968680), (10, 8071812), (12, 6726510), (14, 5765580), (15, 5381208), (18, 4484340), (20, 4035906), (21, 3843720), (24, 3363255), (27, 2989560), (28, 2882790), (30, 2690604), (35, 2306232), (36, 2242170), (40, 2017953), (42, 1921860), (45, 1793736), (54, 1494780), (56, 1441395), (60, 1345302), (63, 1281240), (70, 1153116), (72, 1121085), (81, 996520), (84, 960930), (90, 896868), (105, 768744), (108, 747390), (120, 672651), (126, 640620), (135, 597912), (140, 576558), (162, 498260), (168, 480465), (180, 448434), (189, 427080), (210, 384372), (216, 373695), (252, 320310), (270, 298956), (280, 288279), (315, 256248), (324, 249130), (360, 224217), (378, 213540), (405, 199304), (420, 192186), (504, 160155), (540, 149478), (567, 142360), (630, 128124), (648, 124565), (756, 106770), (810, 99652), (840, 96093), (945, 85416), (1080, 74739), (1134, 71180), (1260, 64062), (1512, 53385), (1620, 49826), (1890, 42708), (2268, 35590), (2520, 32031), (2835, 28472), (3240, 24913), (3559, 22680), (3780, 21354), (4536, 17795), (5670, 14236), (7118, 11340), (7560, 10677)]