21492743160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1987}}^1$

素因数の和:2250

約数の個数: 256

約数和(自身を含む): 75117772800

約数和(自身を除く): 53625029640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 163, 168, 210, 237, 280, 316, 326, 395, 420, 474, 489, 553, 632, 652, 790, 815, 840, 948, 978, 1106, 1141, 1185, 1304, 1580, 1630, 1659, 1896, 1956, 1987, 2212, 2282, 2370, 2445, 2765, 3160, 3260, 3318, 3423, 3912, 3974, 4424, 4564, 4740, 4890, 5530, 5705, 5961, 6520, 6636, 6846, 7948, 8295, 9128, 9480, 9780, 9935, 11060, 11410, 11922, 12877, 13272, 13692, 13909, 15896, 16590, 17115, 19560, 19870, 22120, 22820, 23844, 25754, 27384, 27818, 29805, 33180, 34230, 38631, 39740, 41727, 45640, 47688, 51508, 55636, 59610, 64385, 66360, 68460, 69545, 77262, 79480, 83454, 90139, 103016, 111272, 119220, 128770, 136920, 139090, 154524, 156973, 166908, 180278, 193155, 208635, 238440, 257540, 270417, 278180, 309048, 313946, 323881, 333816, 360556, 386310, 417270, 450695, 470919, 515080, 540834, 556360, 627892, 647762, 721112, 772620, 784865, 834540, 901390, 941838, 971643, 1081668, 1098811, 1255784, 1295524, 1352085, 1545240, 1569730, 1619405, 1669080, 1802780, 1883676, 1943286, 2163336, 2197622, 2267167, 2354595, 2591048, 2704170, 3139460, 3238810, 3296433, 3605560, 3767352, 3886572, 4395244, 4534334, 4709190, 4858215, 5408340, 5494055, 6278920, 6477620, 6592866, 6801501, 7773144, 8790488, 9068668, 9418380, 9716430, 10816680, 10988110, 11335835, 12955240, 13185732, 13603002, 16482165, 18137336, 18836760, 19432860, 21976220, 22671670, 25586599, 26371464, 27206004, 32964330, 34007505, 38865720, 43952440, 45343340, 51173198, 54412008, 65928660, 68015010, 76759797, 90686680, 102346396, 127932995, 131857320, 136030020, 153519594, 179106193, 204692792, 255865990, 272060040, 307039188, 358212386, 383798985, 511731980, 537318579, 614078376, 716424772, 767597970, 895530965, 1023463960, 1074637158, 1432849544, 1535195940, 1791061930, 2149274316, 2686592895, 3070391880, 3582123860, 4298548632, 5373185790, 7164247720, 10746371580, 21492743160]

約数ペア:

[(1, 21492743160), (2, 10746371580), (3, 7164247720), (4, 5373185790), (5, 4298548632), (6, 3582123860), (7, 3070391880), (8, 2686592895), (10, 2149274316), (12, 1791061930), (14, 1535195940), (15, 1432849544), (20, 1074637158), (21, 1023463960), (24, 895530965), (28, 767597970), (30, 716424772), (35, 614078376), (40, 537318579), (42, 511731980), (56, 383798985), (60, 358212386), (70, 307039188), (79, 272060040), (84, 255865990), (105, 204692792), (120, 179106193), (140, 153519594), (158, 136030020), (163, 131857320), (168, 127932995), (210, 102346396), (237, 90686680), (280, 76759797), (316, 68015010), (326, 65928660), (395, 54412008), (420, 51173198), (474, 45343340), (489, 43952440), (553, 38865720), (632, 34007505), (652, 32964330), (790, 27206004), (815, 26371464), (840, 25586599), (948, 22671670), (978, 21976220), (1106, 19432860), (1141, 18836760), (1185, 18137336), (1304, 16482165), (1580, 13603002), (1630, 13185732), (1659, 12955240), (1896, 11335835), (1956, 10988110), (1987, 10816680), (2212, 9716430), (2282, 9418380), (2370, 9068668), (2445, 8790488), (2765, 7773144), (3160, 6801501), (3260, 6592866), (3318, 6477620), (3423, 6278920), (3912, 5494055), (3974, 5408340), (4424, 4858215), (4564, 4709190), (4740, 4534334), (4890, 4395244), (5530, 3886572), (5705, 3767352), (5961, 3605560), (6520, 3296433), (6636, 3238810), (6846, 3139460), (7948, 2704170), (8295, 2591048), (9128, 2354595), (9480, 2267167), (9780, 2197622), (9935, 2163336), (11060, 1943286), (11410, 1883676), (11922, 1802780), (12877, 1669080), (13272, 1619405), (13692, 1569730), (13909, 1545240), (15896, 1352085), (16590, 1295524), (17115, 1255784), (19560, 1098811), (19870, 1081668), (22120, 971643), (22820, 941838), (23844, 901390), (25754, 834540), (27384, 784865), (27818, 772620), (29805, 721112), (33180, 647762), (34230, 627892), (38631, 556360), (39740, 540834), (41727, 515080), (45640, 470919), (47688, 450695), (51508, 417270), (55636, 386310), (59610, 360556), (64385, 333816), (66360, 323881), (68460, 313946), (69545, 309048), (77262, 278180), (79480, 270417), (83454, 257540), (90139, 238440), (103016, 208635), (111272, 193155), (119220, 180278), (128770, 166908), (136920, 156973), (139090, 154524)]