277422080

素因数分解:

$2^{13}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:565

約数の個数: 112

約数和(自身を含む): 718361784

約数和(自身を除く): 440939704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 521, 640, 832, 1024, 1040, 1042, 1280, 1664, 2048, 2080, 2084, 2560, 2605, 3328, 4096, 4160, 4168, 5120, 5210, 6656, 6773, 8192, 8320, 8336, 10240, 10420, 13312, 13546, 16640, 16672, 20480, 20840, 26624, 27092, 33280, 33344, 33865, 40960, 41680, 53248, 54184, 66560, 66688, 67730, 83360, 106496, 108368, 133120, 133376, 135460, 166720, 216736, 266240, 266752, 270920, 333440, 433472, 532480, 533504, 541840, 666880, 866944, 1067008, 1083680, 1333760, 1733888, 2134016, 2167360, 2667520, 3467776, 4268032, 4334720, 5335040, 6935552, 8669440, 10670080, 13871104, 17338880, 21340160, 27742208, 34677760, 55484416, 69355520, 138711040, 277422080]

約数ペア:

[(1, 277422080), (2, 138711040), (4, 69355520), (5, 55484416), (8, 34677760), (10, 27742208), (13, 21340160), (16, 17338880), (20, 13871104), (26, 10670080), (32, 8669440), (40, 6935552), (52, 5335040), (64, 4334720), (65, 4268032), (80, 3467776), (104, 2667520), (128, 2167360), (130, 2134016), (160, 1733888), (208, 1333760), (256, 1083680), (260, 1067008), (320, 866944), (416, 666880), (512, 541840), (520, 533504), (521, 532480), (640, 433472), (832, 333440), (1024, 270920), (1040, 266752), (1042, 266240), (1280, 216736), (1664, 166720), (2048, 135460), (2080, 133376), (2084, 133120), (2560, 108368), (2605, 106496), (3328, 83360), (4096, 67730), (4160, 66688), (4168, 66560), (5120, 54184), (5210, 53248), (6656, 41680), (6773, 40960), (8192, 33865), (8320, 33344), (8336, 33280), (10240, 27092), (10420, 26624), (13312, 20840), (13546, 20480), (16640, 16672)]