197654760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 673920000

約数和(自身を除く): 476265240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 89, 90, 93, 120, 124, 155, 178, 180, 186, 199, 248, 267, 279, 310, 356, 360, 372, 398, 445, 465, 534, 558, 597, 620, 712, 744, 796, 801, 890, 930, 995, 1068, 1116, 1194, 1240, 1335, 1395, 1592, 1602, 1780, 1791, 1860, 1990, 2136, 2232, 2388, 2670, 2759, 2790, 2985, 3204, 3560, 3582, 3720, 3980, 4005, 4776, 5340, 5518, 5580, 5970, 6169, 6408, 7164, 7960, 8010, 8277, 8955, 10680, 11036, 11160, 11940, 12338, 13795, 14328, 16020, 16554, 17711, 17910, 18507, 22072, 23880, 24676, 24831, 27590, 30845, 32040, 33108, 35422, 35820, 37014, 41385, 49352, 49662, 53133, 55180, 55521, 61690, 66216, 70844, 71640, 74028, 82770, 88555, 92535, 99324, 106266, 110360, 111042, 123380, 124155, 141688, 148056, 159399, 165540, 177110, 185070, 198648, 212532, 222084, 246760, 248310, 265665, 277605, 318798, 331080, 354220, 370140, 425064, 444168, 496620, 531330, 549041, 555210, 637596, 708440, 740280, 796995, 993240, 1062660, 1098082, 1110420, 1275192, 1593990, 1647123, 2125320, 2196164, 2220840, 2745205, 3187980, 3294246, 4392328, 4941369, 5490410, 6375960, 6588492, 8235615, 9882738, 10980820, 13176984, 16471230, 19765476, 21961640, 24706845, 32942460, 39530952, 49413690, 65884920, 98827380, 197654760]

約数ペア:

[(1, 197654760), (2, 98827380), (3, 65884920), (4, 49413690), (5, 39530952), (6, 32942460), (8, 24706845), (9, 21961640), (10, 19765476), (12, 16471230), (15, 13176984), (18, 10980820), (20, 9882738), (24, 8235615), (30, 6588492), (31, 6375960), (36, 5490410), (40, 4941369), (45, 4392328), (60, 3294246), (62, 3187980), (72, 2745205), (89, 2220840), (90, 2196164), (93, 2125320), (120, 1647123), (124, 1593990), (155, 1275192), (178, 1110420), (180, 1098082), (186, 1062660), (199, 993240), (248, 796995), (267, 740280), (279, 708440), (310, 637596), (356, 555210), (360, 549041), (372, 531330), (398, 496620), (445, 444168), (465, 425064), (534, 370140), (558, 354220), (597, 331080), (620, 318798), (712, 277605), (744, 265665), (796, 248310), (801, 246760), (890, 222084), (930, 212532), (995, 198648), (1068, 185070), (1116, 177110), (1194, 165540), (1240, 159399), (1335, 148056), (1395, 141688), (1592, 124155), (1602, 123380), (1780, 111042), (1791, 110360), (1860, 106266), (1990, 99324), (2136, 92535), (2232, 88555), (2388, 82770), (2670, 74028), (2759, 71640), (2790, 70844), (2985, 66216), (3204, 61690), (3560, 55521), (3582, 55180), (3720, 53133), (3980, 49662), (4005, 49352), (4776, 41385), (5340, 37014), (5518, 35820), (5580, 35422), (5970, 33108), (6169, 32040), (6408, 30845), (7164, 27590), (7960, 24831), (8010, 24676), (8277, 23880), (8955, 22072), (10680, 18507), (11036, 17910), (11160, 17711), (11940, 16554), (12338, 16020), (13795, 14328)]