28860821640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{181789}}^1$

素因数の和:181826

約数の個数: 240

約数和(自身を含む): 112842506700

約数和(自身を除く): 83981685060

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, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3969, 4410, 4536, 5292, 5670, 5880, 6615, 7560, 7938, 8820, 10584, 11340, 13230, 15876, 17640, 19845, 22680, 26460, 31752, 39690, 52920, 79380, 158760, 181789, 363578, 545367, 727156, 908945, 1090734, 1272523, 1454312, 1636101, 1817890, 2181468, 2545046, 2726835, 3272202, 3635780, 3817569, 4362936, 4908303, 5090092, 5453670, 6362615, 6544404, 7271560, 7635138, 8180505, 8907661, 9816606, 10180184, 10907340, 11452707, 12725230, 13088808, 14724909, 15270276, 16361010, 17815322, 19087845, 19633212, 21814680, 22905414, 24541515, 25450460, 26722983, 29449818, 30540552, 32722020, 34358121, 35630644, 38175690, 39266424, 44538305, 45810828, 49083030, 50900920, 53445966, 57263535, 58899636, 65444040, 68716242, 71261288, 73624545, 76351380, 80168949, 89076610, 91621656, 98166060, 103074363, 106891932, 114527070, 117799272, 133614915, 137432484, 147249090, 152702760, 160337898, 171790605, 178153220, 196332120, 206148726, 213783864, 229054140, 240506847, 267229830, 274864968, 294498180, 320675796, 343581210, 356306440, 400844745, 412297452, 458108280, 481013694, 515371815, 534459660, 588996360, 641351592, 687162420, 721520541, 801689490, 824594904, 962027388, 1030743630, 1068919320, 1202534235, 1374324840, 1443041082, 1603378980, 1924054776, 2061487260, 2405068470, 2886082164, 3206757960, 3607602705, 4122974520, 4810136940, 5772164328, 7215205410, 9620273880, 14430410820, 28860821640]

約数ペア:

[(1, 28860821640), (2, 14430410820), (3, 9620273880), (4, 7215205410), (5, 5772164328), (6, 4810136940), (7, 4122974520), (8, 3607602705), (9, 3206757960), (10, 2886082164), (12, 2405068470), (14, 2061487260), (15, 1924054776), (18, 1603378980), (20, 1443041082), (21, 1374324840), (24, 1202534235), (27, 1068919320), (28, 1030743630), (30, 962027388), (35, 824594904), (36, 801689490), (40, 721520541), (42, 687162420), (45, 641351592), (49, 588996360), (54, 534459660), (56, 515371815), (60, 481013694), (63, 458108280), (70, 412297452), (72, 400844745), (81, 356306440), (84, 343581210), (90, 320675796), (98, 294498180), (105, 274864968), (108, 267229830), (120, 240506847), (126, 229054140), (135, 213783864), (140, 206148726), (147, 196332120), (162, 178153220), (168, 171790605), (180, 160337898), (189, 152702760), (196, 147249090), (210, 137432484), (216, 133614915), (245, 117799272), (252, 114527070), (270, 106891932), (280, 103074363), (294, 98166060), (315, 91621656), (324, 89076610), (360, 80168949), (378, 76351380), (392, 73624545), (405, 71261288), (420, 68716242), (441, 65444040), (490, 58899636), (504, 57263535), (540, 53445966), (567, 50900920), (588, 49083030), (630, 45810828), (648, 44538305), (735, 39266424), (756, 38175690), (810, 35630644), (840, 34358121), (882, 32722020), (945, 30540552), (980, 29449818), (1080, 26722983), (1134, 25450460), (1176, 24541515), (1260, 22905414), (1323, 21814680), (1470, 19633212), (1512, 19087845), (1620, 17815322), (1764, 16361010), (1890, 15270276), (1960, 14724909), (2205, 13088808), (2268, 12725230), (2520, 11452707), (2646, 10907340), (2835, 10180184), (2940, 9816606), (3240, 8907661), (3528, 8180505), (3780, 7635138), (3969, 7271560), (4410, 6544404), (4536, 6362615), (5292, 5453670), (5670, 5090092), (5880, 4908303), (6615, 4362936), (7560, 3817569), (7938, 3635780), (8820, 3272202), (10584, 2726835), (11340, 2545046), (13230, 2181468), (15876, 1817890), (17640, 1636101), (19845, 1454312), (22680, 1272523), (26460, 1090734), (31752, 908945), (39690, 727156), (52920, 545367), (79380, 363578), (158760, 181789)]