263681280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:561

約数の個数: 216

約数和(自身を含む): 933633792

約数和(自身を除く): 669952512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 180, 188, 192, 235, 240, 256, 282, 288, 320, 360, 376, 384, 423, 470, 480, 487, 564, 576, 640, 705, 720, 752, 768, 846, 940, 960, 974, 1128, 1152, 1280, 1410, 1440, 1461, 1504, 1692, 1880, 1920, 1948, 2115, 2256, 2304, 2435, 2820, 2880, 2922, 3008, 3384, 3760, 3840, 3896, 4230, 4383, 4512, 4870, 5640, 5760, 5844, 6016, 6768, 7305, 7520, 7792, 8460, 8766, 9024, 9740, 11280, 11520, 11688, 12032, 13536, 14610, 15040, 15584, 16920, 17532, 18048, 19480, 21915, 22560, 22889, 23376, 27072, 29220, 30080, 31168, 33840, 35064, 36096, 38960, 43830, 45120, 45778, 46752, 54144, 58440, 60160, 62336, 67680, 68667, 70128, 77920, 87660, 90240, 91556, 93504, 108288, 114445, 116880, 124672, 135360, 137334, 140256, 155840, 175320, 180480, 183112, 187008, 206001, 228890, 233760, 270720, 274668, 280512, 311680, 343335, 350640, 366224, 374016, 412002, 457780, 467520, 541440, 549336, 561024, 623360, 686670, 701280, 732448, 824004, 915560, 935040, 1030005, 1098672, 1122048, 1373340, 1402560, 1464896, 1648008, 1831120, 1870080, 2060010, 2197344, 2746680, 2805120, 2929792, 3296016, 3662240, 4120020, 4394688, 5493360, 5610240, 5859584, 6592032, 7324480, 8240040, 8789376, 10986720, 13184064, 14648960, 16480080, 17578752, 21973440, 26368128, 29297920, 32960160, 43946880, 52736256, 65920320, 87893760, 131840640, 263681280]

約数ペア:

[(1, 263681280), (2, 131840640), (3, 87893760), (4, 65920320), (5, 52736256), (6, 43946880), (8, 32960160), (9, 29297920), (10, 26368128), (12, 21973440), (15, 17578752), (16, 16480080), (18, 14648960), (20, 13184064), (24, 10986720), (30, 8789376), (32, 8240040), (36, 7324480), (40, 6592032), (45, 5859584), (47, 5610240), (48, 5493360), (60, 4394688), (64, 4120020), (72, 3662240), (80, 3296016), (90, 2929792), (94, 2805120), (96, 2746680), (120, 2197344), (128, 2060010), (141, 1870080), (144, 1831120), (160, 1648008), (180, 1464896), (188, 1402560), (192, 1373340), (235, 1122048), (240, 1098672), (256, 1030005), (282, 935040), (288, 915560), (320, 824004), (360, 732448), (376, 701280), (384, 686670), (423, 623360), (470, 561024), (480, 549336), (487, 541440), (564, 467520), (576, 457780), (640, 412002), (705, 374016), (720, 366224), (752, 350640), (768, 343335), (846, 311680), (940, 280512), (960, 274668), (974, 270720), (1128, 233760), (1152, 228890), (1280, 206001), (1410, 187008), (1440, 183112), (1461, 180480), (1504, 175320), (1692, 155840), (1880, 140256), (1920, 137334), (1948, 135360), (2115, 124672), (2256, 116880), (2304, 114445), (2435, 108288), (2820, 93504), (2880, 91556), (2922, 90240), (3008, 87660), (3384, 77920), (3760, 70128), (3840, 68667), (3896, 67680), (4230, 62336), (4383, 60160), (4512, 58440), (4870, 54144), (5640, 46752), (5760, 45778), (5844, 45120), (6016, 43830), (6768, 38960), (7305, 36096), (7520, 35064), (7792, 33840), (8460, 31168), (8766, 30080), (9024, 29220), (9740, 27072), (11280, 23376), (11520, 22889), (11688, 22560), (12032, 21915), (13536, 19480), (14610, 18048), (15040, 17532), (15584, 16920)]