85630720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 247242240

約数和(自身を除く): 161611520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 503, 532, 560, 608, 640, 665, 760, 896, 1006, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2012, 2128, 2240, 2432, 2515, 2660, 3040, 3521, 4024, 4256, 4480, 4864, 5030, 5320, 6080, 7042, 8048, 8512, 8960, 9557, 10060, 10640, 12160, 14084, 16096, 17024, 17605, 19114, 20120, 21280, 24320, 28168, 32192, 34048, 35210, 38228, 40240, 42560, 47785, 56336, 64384, 66899, 70420, 76456, 80480, 85120, 95570, 112672, 128768, 133798, 140840, 152912, 160960, 170240, 191140, 225344, 267596, 281680, 305824, 321920, 334495, 382280, 450688, 535192, 563360, 611648, 643840, 668990, 764560, 901376, 1070384, 1126720, 1223296, 1337980, 1529120, 2140768, 2253440, 2446592, 2675960, 3058240, 4281536, 4506880, 5351920, 6116480, 8563072, 10703840, 12232960, 17126144, 21407680, 42815360, 85630720]

約数ペア:

[(1, 85630720), (2, 42815360), (4, 21407680), (5, 17126144), (7, 12232960), (8, 10703840), (10, 8563072), (14, 6116480), (16, 5351920), (19, 4506880), (20, 4281536), (28, 3058240), (32, 2675960), (35, 2446592), (38, 2253440), (40, 2140768), (56, 1529120), (64, 1337980), (70, 1223296), (76, 1126720), (80, 1070384), (95, 901376), (112, 764560), (128, 668990), (133, 643840), (140, 611648), (152, 563360), (160, 535192), (190, 450688), (224, 382280), (256, 334495), (266, 321920), (280, 305824), (304, 281680), (320, 267596), (380, 225344), (448, 191140), (503, 170240), (532, 160960), (560, 152912), (608, 140840), (640, 133798), (665, 128768), (760, 112672), (896, 95570), (1006, 85120), (1064, 80480), (1120, 76456), (1216, 70420), (1280, 66899), (1330, 64384), (1520, 56336), (1792, 47785), (2012, 42560), (2128, 40240), (2240, 38228), (2432, 35210), (2515, 34048), (2660, 32192), (3040, 28168), (3521, 24320), (4024, 21280), (4256, 20120), (4480, 19114), (4864, 17605), (5030, 17024), (5320, 16096), (6080, 14084), (7042, 12160), (8048, 10640), (8512, 10060), (8960, 9557)]