1439840640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:897

約数の個数: 256

約数和(自身を含む): 5287680000

約数和(自身を除く): 3847839360

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 149, 160, 168, 192, 210, 224, 240, 280, 298, 320, 336, 384, 420, 447, 448, 480, 560, 596, 640, 672, 719, 745, 840, 894, 896, 960, 1043, 1120, 1192, 1344, 1438, 1490, 1680, 1788, 1920, 2086, 2157, 2235, 2240, 2384, 2688, 2876, 2980, 3129, 3360, 3576, 3595, 4172, 4314, 4470, 4480, 4768, 5033, 5215, 5752, 5960, 6258, 6720, 7152, 7190, 8344, 8628, 8940, 9536, 10066, 10430, 10785, 11504, 11920, 12516, 13440, 14304, 14380, 15099, 15645, 16688, 17256, 17880, 19072, 20132, 20860, 21570, 23008, 23840, 25032, 25165, 28608, 28760, 30198, 31290, 33376, 34512, 35760, 40264, 41720, 43140, 46016, 47680, 50064, 50330, 57216, 57520, 60396, 62580, 66752, 69024, 71520, 75495, 80528, 83440, 86280, 92032, 95360, 100128, 100660, 107131, 115040, 120792, 125160, 133504, 138048, 143040, 150990, 161056, 166880, 172560, 200256, 201320, 214262, 230080, 241584, 250320, 276096, 286080, 301980, 321393, 322112, 333760, 345120, 400512, 402640, 428524, 460160, 483168, 500640, 535655, 603960, 642786, 644224, 667520, 690240, 749917, 805280, 857048, 966336, 1001280, 1071310, 1207920, 1285572, 1380480, 1499834, 1606965, 1610560, 1714096, 1932672, 2002560, 2142620, 2249751, 2415840, 2571144, 2999668, 3213930, 3221120, 3428192, 3749585, 4285240, 4499502, 4831680, 5142288, 5999336, 6427860, 6856384, 7499170, 8570480, 8999004, 9663360, 10284576, 11248755, 11998672, 12855720, 13712768, 14998340, 17140960, 17998008, 20569152, 22497510, 23997344, 25711440, 29996680, 34281920, 35996016, 41138304, 44995020, 47994688, 51422880, 59993360, 68563840, 71992032, 89990040, 95989376, 102845760, 119986720, 143984064, 179980080, 205691520, 239973440, 287968128, 359960160, 479946880, 719920320, 1439840640]

約数ペア:

[(1, 1439840640), (2, 719920320), (3, 479946880), (4, 359960160), (5, 287968128), (6, 239973440), (7, 205691520), (8, 179980080), (10, 143984064), (12, 119986720), (14, 102845760), (15, 95989376), (16, 89990040), (20, 71992032), (21, 68563840), (24, 59993360), (28, 51422880), (30, 47994688), (32, 44995020), (35, 41138304), (40, 35996016), (42, 34281920), (48, 29996680), (56, 25711440), (60, 23997344), (64, 22497510), (70, 20569152), (80, 17998008), (84, 17140960), (96, 14998340), (105, 13712768), (112, 12855720), (120, 11998672), (128, 11248755), (140, 10284576), (149, 9663360), (160, 8999004), (168, 8570480), (192, 7499170), (210, 6856384), (224, 6427860), (240, 5999336), (280, 5142288), (298, 4831680), (320, 4499502), (336, 4285240), (384, 3749585), (420, 3428192), (447, 3221120), (448, 3213930), (480, 2999668), (560, 2571144), (596, 2415840), (640, 2249751), (672, 2142620), (719, 2002560), (745, 1932672), (840, 1714096), (894, 1610560), (896, 1606965), (960, 1499834), (1043, 1380480), (1120, 1285572), (1192, 1207920), (1344, 1071310), (1438, 1001280), (1490, 966336), (1680, 857048), (1788, 805280), (1920, 749917), (2086, 690240), (2157, 667520), (2235, 644224), (2240, 642786), (2384, 603960), (2688, 535655), (2876, 500640), (2980, 483168), (3129, 460160), (3360, 428524), (3576, 402640), (3595, 400512), (4172, 345120), (4314, 333760), (4470, 322112), (4480, 321393), (4768, 301980), (5033, 286080), (5215, 276096), (5752, 250320), (5960, 241584), (6258, 230080), (6720, 214262), (7152, 201320), (7190, 200256), (8344, 172560), (8628, 166880), (8940, 161056), (9536, 150990), (10066, 143040), (10430, 138048), (10785, 133504), (11504, 125160), (11920, 120792), (12516, 115040), (13440, 107131), (14304, 100660), (14380, 100128), (15099, 95360), (15645, 92032), (16688, 86280), (17256, 83440), (17880, 80528), (19072, 75495), (20132, 71520), (20860, 69024), (21570, 66752), (23008, 62580), (23840, 60396), (25032, 57520), (25165, 57216), (28608, 50330), (28760, 50064), (30198, 47680), (31290, 46016), (33376, 43140), (34512, 41720), (35760, 40264)]