455486720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:948

約数の個数: 144

約数和(自身を含む): 1214234112

約数和(自身を除く): 758747392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 883, 992, 1040, 1240, 1280, 1612, 1664, 1766, 1984, 2015, 2080, 2480, 3224, 3328, 3532, 3968, 4030, 4160, 4415, 4960, 6448, 7064, 7936, 8060, 8320, 8830, 9920, 11479, 12896, 14128, 16120, 16640, 17660, 19840, 22958, 25792, 27373, 28256, 32240, 35320, 39680, 45916, 51584, 54746, 56512, 57395, 64480, 70640, 91832, 103168, 109492, 113024, 114790, 128960, 136865, 141280, 183664, 218984, 226048, 229580, 257920, 273730, 282560, 355849, 367328, 437968, 459160, 515840, 547460, 565120, 711698, 734656, 875936, 918320, 1094920, 1130240, 1423396, 1469312, 1751872, 1779245, 1836640, 2189840, 2846792, 2938624, 3503744, 3558490, 3673280, 4379680, 5693584, 7007488, 7116980, 7346560, 8759360, 11387168, 14233960, 14693120, 17518720, 22774336, 28467920, 35037440, 45548672, 56935840, 91097344, 113871680, 227743360, 455486720]

約数ペア:

[(1, 455486720), (2, 227743360), (4, 113871680), (5, 91097344), (8, 56935840), (10, 45548672), (13, 35037440), (16, 28467920), (20, 22774336), (26, 17518720), (31, 14693120), (32, 14233960), (40, 11387168), (52, 8759360), (62, 7346560), (64, 7116980), (65, 7007488), (80, 5693584), (104, 4379680), (124, 3673280), (128, 3558490), (130, 3503744), (155, 2938624), (160, 2846792), (208, 2189840), (248, 1836640), (256, 1779245), (260, 1751872), (310, 1469312), (320, 1423396), (403, 1130240), (416, 1094920), (496, 918320), (520, 875936), (620, 734656), (640, 711698), (806, 565120), (832, 547460), (883, 515840), (992, 459160), (1040, 437968), (1240, 367328), (1280, 355849), (1612, 282560), (1664, 273730), (1766, 257920), (1984, 229580), (2015, 226048), (2080, 218984), (2480, 183664), (3224, 141280), (3328, 136865), (3532, 128960), (3968, 114790), (4030, 113024), (4160, 109492), (4415, 103168), (4960, 91832), (6448, 70640), (7064, 64480), (7936, 57395), (8060, 56512), (8320, 54746), (8830, 51584), (9920, 45916), (11479, 39680), (12896, 35320), (14128, 32240), (16120, 28256), (16640, 27373), (17660, 25792), (19840, 22958)]