256599360

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1747}}^1$

素因数の和:1790

約数の個数: 224

約数和(自身を含む): 959022720

約数和(自身を除く): 702423360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1224, 1360, 1440, 1530, 1632, 1728, 1747, 1836, 2040, 2160, 2295, 2448, 2720, 2880, 3060, 3264, 3494, 3672, 4080, 4320, 4590, 4896, 5241, 5440, 6120, 6988, 7344, 8160, 8640, 8735, 9180, 9792, 10482, 12240, 13976, 14688, 15723, 16320, 17470, 18360, 20964, 24480, 26205, 27952, 29376, 29699, 31446, 34940, 36720, 41928, 47169, 48960, 52410, 55904, 59398, 62892, 69880, 73440, 78615, 83856, 89097, 94338, 104820, 111808, 118796, 125784, 139760, 146880, 148495, 157230, 167712, 178194, 188676, 209640, 235845, 237592, 251568, 267291, 279520, 296990, 314460, 335424, 356388, 377352, 419280, 445485, 471690, 475184, 503136, 534582, 559040, 593980, 628920, 712776, 754704, 801873, 838560, 890970, 943380, 950368, 1006272, 1069164, 1187960, 1257840, 1336455, 1425552, 1509408, 1603746, 1677120, 1781940, 1886760, 1900736, 2138328, 2375920, 2515680, 2672910, 2851104, 3018816, 3207492, 3563880, 3773520, 4009365, 4276656, 4751840, 5031360, 5345820, 5702208, 6414984, 7127760, 7547040, 8018730, 8553312, 9503680, 10691640, 12829968, 14255520, 15094080, 16037460, 17106624, 21383280, 25659936, 28511040, 32074920, 42766560, 51319872, 64149840, 85533120, 128299680, 256599360]

約数ペア:

[(1, 256599360), (2, 128299680), (3, 85533120), (4, 64149840), (5, 51319872), (6, 42766560), (8, 32074920), (9, 28511040), (10, 25659936), (12, 21383280), (15, 17106624), (16, 16037460), (17, 15094080), (18, 14255520), (20, 12829968), (24, 10691640), (27, 9503680), (30, 8553312), (32, 8018730), (34, 7547040), (36, 7127760), (40, 6414984), (45, 5702208), (48, 5345820), (51, 5031360), (54, 4751840), (60, 4276656), (64, 4009365), (68, 3773520), (72, 3563880), (80, 3207492), (85, 3018816), (90, 2851104), (96, 2672910), (102, 2515680), (108, 2375920), (120, 2138328), (135, 1900736), (136, 1886760), (144, 1781940), (153, 1677120), (160, 1603746), (170, 1509408), (180, 1425552), (192, 1336455), (204, 1257840), (216, 1187960), (240, 1069164), (255, 1006272), (270, 950368), (272, 943380), (288, 890970), (306, 838560), (320, 801873), (340, 754704), (360, 712776), (408, 628920), (432, 593980), (459, 559040), (480, 534582), (510, 503136), (540, 475184), (544, 471690), (576, 445485), (612, 419280), (680, 377352), (720, 356388), (765, 335424), (816, 314460), (864, 296990), (918, 279520), (960, 267291), (1020, 251568), (1080, 237592), (1088, 235845), (1224, 209640), (1360, 188676), (1440, 178194), (1530, 167712), (1632, 157230), (1728, 148495), (1747, 146880), (1836, 139760), (2040, 125784), (2160, 118796), (2295, 111808), (2448, 104820), (2720, 94338), (2880, 89097), (3060, 83856), (3264, 78615), (3494, 73440), (3672, 69880), (4080, 62892), (4320, 59398), (4590, 55904), (4896, 52410), (5241, 48960), (5440, 47169), (6120, 41928), (6988, 36720), (7344, 34940), (8160, 31446), (8640, 29699), (8735, 29376), (9180, 27952), (9792, 26205), (10482, 24480), (12240, 20964), (13976, 18360), (14688, 17470), (15723, 16320)]