388749240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:835

約数の個数: 256

約数和(自身を含む): 1448409600

約数和(自身を除く): 1059660360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 43, 44, 45, 54, 55, 60, 66, 72, 86, 88, 90, 99, 108, 110, 120, 129, 132, 135, 165, 172, 180, 198, 215, 216, 220, 258, 264, 270, 297, 330, 344, 360, 387, 396, 430, 440, 473, 495, 516, 540, 594, 645, 660, 761, 774, 792, 860, 946, 990, 1032, 1080, 1161, 1188, 1290, 1320, 1419, 1485, 1522, 1548, 1720, 1892, 1935, 1980, 2283, 2322, 2365, 2376, 2580, 2838, 2970, 3044, 3096, 3784, 3805, 3870, 3960, 4257, 4566, 4644, 4730, 5160, 5676, 5805, 5940, 6088, 6849, 7095, 7610, 7740, 8371, 8514, 9132, 9288, 9460, 11352, 11415, 11610, 11880, 12771, 13698, 14190, 15220, 15480, 16742, 17028, 18264, 18920, 20547, 21285, 22830, 23220, 25113, 25542, 27396, 28380, 30440, 32723, 33484, 34056, 34245, 41094, 41855, 42570, 45660, 46440, 50226, 51084, 54792, 56760, 63855, 65446, 66968, 68490, 75339, 82188, 83710, 85140, 91320, 98169, 100452, 102168, 102735, 125565, 127710, 130892, 136980, 150678, 163615, 164376, 167420, 170280, 196338, 200904, 205470, 226017, 251130, 255420, 261784, 273960, 294507, 301356, 327230, 334840, 359953, 376695, 392676, 410940, 452034, 490845, 502260, 510840, 589014, 602712, 654460, 719906, 753390, 785352, 821880, 883521, 904068, 981690, 1004520, 1079859, 1130085, 1178028, 1308920, 1439812, 1472535, 1506780, 1767042, 1799765, 1808136, 1963380, 2159718, 2260170, 2356056, 2879624, 2945070, 3013560, 3239577, 3534084, 3599530, 3926760, 4319436, 4417605, 4520340, 5399295, 5890140, 6479154, 7068168, 7199060, 8638872, 8835210, 9040680, 9718731, 10798590, 11780280, 12958308, 14398120, 16197885, 17670420, 19437462, 21597180, 25916616, 32395770, 35340840, 38874924, 43194360, 48593655, 64791540, 77749848, 97187310, 129583080, 194374620, 388749240]

約数ペア:

[(1, 388749240), (2, 194374620), (3, 129583080), (4, 97187310), (5, 77749848), (6, 64791540), (8, 48593655), (9, 43194360), (10, 38874924), (11, 35340840), (12, 32395770), (15, 25916616), (18, 21597180), (20, 19437462), (22, 17670420), (24, 16197885), (27, 14398120), (30, 12958308), (33, 11780280), (36, 10798590), (40, 9718731), (43, 9040680), (44, 8835210), (45, 8638872), (54, 7199060), (55, 7068168), (60, 6479154), (66, 5890140), (72, 5399295), (86, 4520340), (88, 4417605), (90, 4319436), (99, 3926760), (108, 3599530), (110, 3534084), (120, 3239577), (129, 3013560), (132, 2945070), (135, 2879624), (165, 2356056), (172, 2260170), (180, 2159718), (198, 1963380), (215, 1808136), (216, 1799765), (220, 1767042), (258, 1506780), (264, 1472535), (270, 1439812), (297, 1308920), (330, 1178028), (344, 1130085), (360, 1079859), (387, 1004520), (396, 981690), (430, 904068), (440, 883521), (473, 821880), (495, 785352), (516, 753390), (540, 719906), (594, 654460), (645, 602712), (660, 589014), (761, 510840), (774, 502260), (792, 490845), (860, 452034), (946, 410940), (990, 392676), (1032, 376695), (1080, 359953), (1161, 334840), (1188, 327230), (1290, 301356), (1320, 294507), (1419, 273960), (1485, 261784), (1522, 255420), (1548, 251130), (1720, 226017), (1892, 205470), (1935, 200904), (1980, 196338), (2283, 170280), (2322, 167420), (2365, 164376), (2376, 163615), (2580, 150678), (2838, 136980), (2970, 130892), (3044, 127710), (3096, 125565), (3784, 102735), (3805, 102168), (3870, 100452), (3960, 98169), (4257, 91320), (4566, 85140), (4644, 83710), (4730, 82188), (5160, 75339), (5676, 68490), (5805, 66968), (5940, 65446), (6088, 63855), (6849, 56760), (7095, 54792), (7610, 51084), (7740, 50226), (8371, 46440), (8514, 45660), (9132, 42570), (9288, 41855), (9460, 41094), (11352, 34245), (11415, 34056), (11610, 33484), (11880, 32723), (12771, 30440), (13698, 28380), (14190, 27396), (15220, 25542), (15480, 25113), (16742, 23220), (17028, 22830), (18264, 21285), (18920, 20547)]