1638309120

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{8707}}^1$

素因数の和:8745

約数の個数: 216

約数和(自身を含む): 6087309984

約数和(自身を除く): 4449000864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3840, 3920, 4480, 4704, 5376, 5880, 6272, 6720, 7840, 8707, 8960, 9408, 11760, 12544, 13440, 15680, 17414, 18816, 23520, 26121, 26880, 31360, 34828, 37632, 43535, 47040, 52242, 60949, 62720, 69656, 87070, 94080, 104484, 121898, 130605, 139312, 174140, 182847, 188160, 208968, 243796, 261210, 278624, 304745, 348280, 365694, 417936, 426643, 487592, 522420, 557248, 609490, 696560, 731388, 835872, 853286, 914235, 975184, 1044840, 1114496, 1218980, 1279929, 1393120, 1462776, 1671744, 1706572, 1828470, 1950368, 2089680, 2133215, 2228992, 2437960, 2559858, 2786240, 2925552, 3343488, 3413144, 3656940, 3900736, 4179360, 4266430, 4875920, 5119716, 5572480, 5851104, 6399645, 6686976, 6826288, 7313880, 7801472, 8358720, 8532860, 9751840, 10239432, 11144960, 11702208, 12799290, 13652576, 14627760, 15602944, 16717440, 17065720, 19503680, 20478864, 23404416, 25598580, 27305152, 29255520, 33434880, 34131440, 39007360, 40957728, 46808832, 51197160, 54610304, 58511040, 68262880, 78014720, 81915456, 102394320, 109220608, 117022080, 136525760, 163830912, 204788640, 234044160, 273051520, 327661824, 409577280, 546103040, 819154560, 1638309120]

約数ペア:

[(1, 1638309120), (2, 819154560), (3, 546103040), (4, 409577280), (5, 327661824), (6, 273051520), (7, 234044160), (8, 204788640), (10, 163830912), (12, 136525760), (14, 117022080), (15, 109220608), (16, 102394320), (20, 81915456), (21, 78014720), (24, 68262880), (28, 58511040), (30, 54610304), (32, 51197160), (35, 46808832), (40, 40957728), (42, 39007360), (48, 34131440), (49, 33434880), (56, 29255520), (60, 27305152), (64, 25598580), (70, 23404416), (80, 20478864), (84, 19503680), (96, 17065720), (98, 16717440), (105, 15602944), (112, 14627760), (120, 13652576), (128, 12799290), (140, 11702208), (147, 11144960), (160, 10239432), (168, 9751840), (192, 8532860), (196, 8358720), (210, 7801472), (224, 7313880), (240, 6826288), (245, 6686976), (256, 6399645), (280, 5851104), (294, 5572480), (320, 5119716), (336, 4875920), (384, 4266430), (392, 4179360), (420, 3900736), (448, 3656940), (480, 3413144), (490, 3343488), (560, 2925552), (588, 2786240), (640, 2559858), (672, 2437960), (735, 2228992), (768, 2133215), (784, 2089680), (840, 1950368), (896, 1828470), (960, 1706572), (980, 1671744), (1120, 1462776), (1176, 1393120), (1280, 1279929), (1344, 1218980), (1470, 1114496), (1568, 1044840), (1680, 975184), (1792, 914235), (1920, 853286), (1960, 835872), (2240, 731388), (2352, 696560), (2688, 609490), (2940, 557248), (3136, 522420), (3360, 487592), (3840, 426643), (3920, 417936), (4480, 365694), (4704, 348280), (5376, 304745), (5880, 278624), (6272, 261210), (6720, 243796), (7840, 208968), (8707, 188160), (8960, 182847), (9408, 174140), (11760, 139312), (12544, 130605), (13440, 121898), (15680, 104484), (17414, 94080), (18816, 87070), (23520, 69656), (26121, 62720), (26880, 60949), (31360, 52242), (34828, 47040), (37632, 43535)]