1640424960

素因数分解:

$2^9\times 3^7\times 5^1\times {\mathrm{293}}^1$

素因数の和:337

約数の個数: 320

約数和(自身を含む): 5918996160

約数和(自身を除く): 4278571200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 293, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 586, 640, 648, 720, 729, 768, 810, 864, 879, 960, 972, 1080, 1152, 1172, 1215, 1280, 1296, 1440, 1458, 1465, 1536, 1620, 1728, 1758, 1920, 1944, 2160, 2187, 2304, 2344, 2430, 2560, 2592, 2637, 2880, 2916, 2930, 3240, 3456, 3516, 3645, 3840, 3888, 4320, 4374, 4395, 4608, 4688, 4860, 5184, 5274, 5760, 5832, 5860, 6480, 6912, 7032, 7290, 7680, 7776, 7911, 8640, 8748, 8790, 9376, 9720, 10368, 10548, 10935, 11520, 11664, 11720, 12960, 13185, 13824, 14064, 14580, 15552, 15822, 17280, 17496, 17580, 18752, 19440, 20736, 21096, 21870, 23040, 23328, 23440, 23733, 25920, 26370, 28128, 29160, 31104, 31644, 34560, 34992, 35160, 37504, 38880, 39555, 41472, 42192, 43740, 46656, 46880, 47466, 51840, 52740, 56256, 58320, 62208, 63288, 69120, 69984, 70320, 71199, 75008, 77760, 79110, 84384, 87480, 93312, 93760, 94932, 103680, 105480, 112512, 116640, 118665, 124416, 126576, 139968, 140640, 142398, 150016, 155520, 158220, 168768, 174960, 186624, 187520, 189864, 207360, 210960, 213597, 225024, 233280, 237330, 253152, 279936, 281280, 284796, 311040, 316440, 337536, 349920, 355995, 373248, 375040, 379728, 421920, 427194, 450048, 466560, 474660, 506304, 559872, 562560, 569592, 622080, 632880, 640791, 675072, 699840, 711990, 750080, 759456, 843840, 854388, 933120, 949320, 1012608, 1067985, 1119744, 1125120, 1139184, 1265760, 1281582, 1350144, 1399680, 1423980, 1518912, 1687680, 1708776, 1866240, 1898640, 2025216, 2135970, 2250240, 2278368, 2531520, 2563164, 2799360, 2847960, 3037824, 3203955, 3375360, 3417552, 3797280, 4050432, 4271940, 4556736, 5063040, 5126328, 5598720, 5695920, 6075648, 6407910, 6750720, 6835104, 7594560, 8543880, 9113472, 10126080, 10252656, 11391840, 12151296, 12815820, 13670208, 15189120, 17087760, 18226944, 20252160, 20505312, 22783680, 25631640, 27340416, 30378240, 34175520, 36453888, 41010624, 45567360, 51263280, 54680832, 60756480, 68351040, 82021248, 91134720, 102526560, 109361664, 136702080, 164042496, 182269440, 205053120, 273404160, 328084992, 410106240, 546808320, 820212480, 1640424960]

約数ペア:

[(1, 1640424960), (2, 820212480), (3, 546808320), (4, 410106240), (5, 328084992), (6, 273404160), (8, 205053120), (9, 182269440), (10, 164042496), (12, 136702080), (15, 109361664), (16, 102526560), (18, 91134720), (20, 82021248), (24, 68351040), (27, 60756480), (30, 54680832), (32, 51263280), (36, 45567360), (40, 41010624), (45, 36453888), (48, 34175520), (54, 30378240), (60, 27340416), (64, 25631640), (72, 22783680), (80, 20505312), (81, 20252160), (90, 18226944), (96, 17087760), (108, 15189120), (120, 13670208), (128, 12815820), (135, 12151296), (144, 11391840), (160, 10252656), (162, 10126080), (180, 9113472), (192, 8543880), (216, 7594560), (240, 6835104), (243, 6750720), (256, 6407910), (270, 6075648), (288, 5695920), (293, 5598720), (320, 5126328), (324, 5063040), (360, 4556736), (384, 4271940), (405, 4050432), (432, 3797280), (480, 3417552), (486, 3375360), (512, 3203955), (540, 3037824), (576, 2847960), (586, 2799360), (640, 2563164), (648, 2531520), (720, 2278368), (729, 2250240), (768, 2135970), (810, 2025216), (864, 1898640), (879, 1866240), (960, 1708776), (972, 1687680), (1080, 1518912), (1152, 1423980), (1172, 1399680), (1215, 1350144), (1280, 1281582), (1296, 1265760), (1440, 1139184), (1458, 1125120), (1465, 1119744), (1536, 1067985), (1620, 1012608), (1728, 949320), (1758, 933120), (1920, 854388), (1944, 843840), (2160, 759456), (2187, 750080), (2304, 711990), (2344, 699840), (2430, 675072), (2560, 640791), (2592, 632880), (2637, 622080), (2880, 569592), (2916, 562560), (2930, 559872), (3240, 506304), (3456, 474660), (3516, 466560), (3645, 450048), (3840, 427194), (3888, 421920), (4320, 379728), (4374, 375040), (4395, 373248), (4608, 355995), (4688, 349920), (4860, 337536), (5184, 316440), (5274, 311040), (5760, 284796), (5832, 281280), (5860, 279936), (6480, 253152), (6912, 237330), (7032, 233280), (7290, 225024), (7680, 213597), (7776, 210960), (7911, 207360), (8640, 189864), (8748, 187520), (8790, 186624), (9376, 174960), (9720, 168768), (10368, 158220), (10548, 155520), (10935, 150016), (11520, 142398), (11664, 140640), (11720, 139968), (12960, 126576), (13185, 124416), (13824, 118665), (14064, 116640), (14580, 112512), (15552, 105480), (15822, 103680), (17280, 94932), (17496, 93760), (17580, 93312), (18752, 87480), (19440, 84384), (20736, 79110), (21096, 77760), (21870, 75008), (23040, 71199), (23328, 70320), (23440, 69984), (23733, 69120), (25920, 63288), (26370, 62208), (28128, 58320), (29160, 56256), (31104, 52740), (31644, 51840), (34560, 47466), (34992, 46880), (35160, 46656), (37504, 43740), (38880, 42192), (39555, 41472)]