31907921920

素因数分解:

$2^{14}\times 5^1\times 7^2\times {\mathrm{7949}}^1$

素因数の和:7996

約数の個数: 180

約数和(自身を含む): 89090196300

約数和(自身を除く): 57182274380

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1024, 1120, 1280, 1568, 1792, 1960, 2048, 2240, 2560, 3136, 3584, 3920, 4096, 4480, 5120, 6272, 7168, 7840, 7949, 8192, 8960, 10240, 12544, 14336, 15680, 15898, 16384, 17920, 20480, 25088, 28672, 31360, 31796, 35840, 39745, 40960, 50176, 55643, 57344, 62720, 63592, 71680, 79490, 81920, 100352, 111286, 114688, 125440, 127184, 143360, 158980, 200704, 222572, 250880, 254368, 278215, 286720, 317960, 389501, 401408, 445144, 501760, 508736, 556430, 573440, 635920, 779002, 802816, 890288, 1003520, 1017472, 1112860, 1271840, 1558004, 1780576, 1947505, 2007040, 2034944, 2225720, 2543680, 3116008, 3561152, 3895010, 4014080, 4069888, 4451440, 5087360, 6232016, 7122304, 7790020, 8139776, 8902880, 10174720, 12464032, 14244608, 15580040, 16279552, 17805760, 20349440, 24928064, 28489216, 31160080, 32559104, 35611520, 40698880, 49856128, 56978432, 62320160, 65118208, 71223040, 81397760, 99712256, 113956864, 124640320, 130236416, 142446080, 162795520, 199424512, 227913728, 249280640, 284892160, 325591040, 398849024, 455827456, 498561280, 569784320, 651182080, 797698048, 911654912, 997122560, 1139568640, 1595396096, 1994245120, 2279137280, 3190792192, 3988490240, 4558274560, 6381584384, 7976980480, 15953960960, 31907921920]

約数ペア:

[(1, 31907921920), (2, 15953960960), (4, 7976980480), (5, 6381584384), (7, 4558274560), (8, 3988490240), (10, 3190792192), (14, 2279137280), (16, 1994245120), (20, 1595396096), (28, 1139568640), (32, 997122560), (35, 911654912), (40, 797698048), (49, 651182080), (56, 569784320), (64, 498561280), (70, 455827456), (80, 398849024), (98, 325591040), (112, 284892160), (128, 249280640), (140, 227913728), (160, 199424512), (196, 162795520), (224, 142446080), (245, 130236416), (256, 124640320), (280, 113956864), (320, 99712256), (392, 81397760), (448, 71223040), (490, 65118208), (512, 62320160), (560, 56978432), (640, 49856128), (784, 40698880), (896, 35611520), (980, 32559104), (1024, 31160080), (1120, 28489216), (1280, 24928064), (1568, 20349440), (1792, 17805760), (1960, 16279552), (2048, 15580040), (2240, 14244608), (2560, 12464032), (3136, 10174720), (3584, 8902880), (3920, 8139776), (4096, 7790020), (4480, 7122304), (5120, 6232016), (6272, 5087360), (7168, 4451440), (7840, 4069888), (7949, 4014080), (8192, 3895010), (8960, 3561152), (10240, 3116008), (12544, 2543680), (14336, 2225720), (15680, 2034944), (15898, 2007040), (16384, 1947505), (17920, 1780576), (20480, 1558004), (25088, 1271840), (28672, 1112860), (31360, 1017472), (31796, 1003520), (35840, 890288), (39745, 802816), (40960, 779002), (50176, 635920), (55643, 573440), (57344, 556430), (62720, 508736), (63592, 501760), (71680, 445144), (79490, 401408), (81920, 389501), (100352, 317960), (111286, 286720), (114688, 278215), (125440, 254368), (127184, 250880), (143360, 222572), (158980, 200704)]