1399889920

素因数分解:

$2^{13}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:294

約数の個数: 224

約数和(自身を含む): 3963375360

約数和(自身を除く): 2563485440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 239, 256, 260, 286, 320, 352, 416, 440, 478, 512, 520, 572, 640, 704, 715, 832, 880, 956, 1024, 1040, 1144, 1195, 1280, 1408, 1430, 1664, 1760, 1912, 2048, 2080, 2288, 2390, 2560, 2629, 2816, 2860, 3107, 3328, 3520, 3824, 4096, 4160, 4576, 4780, 5120, 5258, 5632, 5720, 6214, 6656, 7040, 7648, 8192, 8320, 9152, 9560, 10240, 10516, 11264, 11440, 12428, 13145, 13312, 14080, 15296, 15535, 16640, 18304, 19120, 20480, 21032, 22528, 22880, 24856, 26290, 26624, 28160, 30592, 31070, 33280, 34177, 36608, 38240, 40960, 42064, 45056, 45760, 49712, 52580, 53248, 56320, 61184, 62140, 66560, 68354, 73216, 76480, 84128, 90112, 91520, 99424, 105160, 106496, 112640, 122368, 124280, 133120, 136708, 146432, 152960, 168256, 170885, 183040, 198848, 210320, 225280, 244736, 248560, 266240, 273416, 292864, 305920, 336512, 341770, 366080, 397696, 420640, 450560, 489472, 497120, 532480, 546832, 585728, 611840, 673024, 683540, 732160, 795392, 841280, 978944, 994240, 1093664, 1171456, 1223680, 1346048, 1367080, 1464320, 1590784, 1682560, 1957888, 1988480, 2187328, 2447360, 2692096, 2734160, 2928640, 3181568, 3365120, 3976960, 4374656, 4894720, 5384192, 5468320, 5857280, 6363136, 6730240, 7953920, 8749312, 9789440, 10768384, 10936640, 12726272, 13460480, 15907840, 17498624, 21536768, 21873280, 25452544, 26920960, 31815680, 34997248, 43746560, 53841920, 63631360, 69994496, 87493120, 107683840, 127262720, 139988992, 174986240, 279977984, 349972480, 699944960, 1399889920]

約数ペア:

[(1, 1399889920), (2, 699944960), (4, 349972480), (5, 279977984), (8, 174986240), (10, 139988992), (11, 127262720), (13, 107683840), (16, 87493120), (20, 69994496), (22, 63631360), (26, 53841920), (32, 43746560), (40, 34997248), (44, 31815680), (52, 26920960), (55, 25452544), (64, 21873280), (65, 21536768), (80, 17498624), (88, 15907840), (104, 13460480), (110, 12726272), (128, 10936640), (130, 10768384), (143, 9789440), (160, 8749312), (176, 7953920), (208, 6730240), (220, 6363136), (239, 5857280), (256, 5468320), (260, 5384192), (286, 4894720), (320, 4374656), (352, 3976960), (416, 3365120), (440, 3181568), (478, 2928640), (512, 2734160), (520, 2692096), (572, 2447360), (640, 2187328), (704, 1988480), (715, 1957888), (832, 1682560), (880, 1590784), (956, 1464320), (1024, 1367080), (1040, 1346048), (1144, 1223680), (1195, 1171456), (1280, 1093664), (1408, 994240), (1430, 978944), (1664, 841280), (1760, 795392), (1912, 732160), (2048, 683540), (2080, 673024), (2288, 611840), (2390, 585728), (2560, 546832), (2629, 532480), (2816, 497120), (2860, 489472), (3107, 450560), (3328, 420640), (3520, 397696), (3824, 366080), (4096, 341770), (4160, 336512), (4576, 305920), (4780, 292864), (5120, 273416), (5258, 266240), (5632, 248560), (5720, 244736), (6214, 225280), (6656, 210320), (7040, 198848), (7648, 183040), (8192, 170885), (8320, 168256), (9152, 152960), (9560, 146432), (10240, 136708), (10516, 133120), (11264, 124280), (11440, 122368), (12428, 112640), (13145, 106496), (13312, 105160), (14080, 99424), (15296, 91520), (15535, 90112), (16640, 84128), (18304, 76480), (19120, 73216), (20480, 68354), (21032, 66560), (22528, 62140), (22880, 61184), (24856, 56320), (26290, 53248), (26624, 52580), (28160, 49712), (30592, 45760), (31070, 45056), (33280, 42064), (34177, 40960), (36608, 38240)]