1279878660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 288

約数和(自身を含む): 4296644352

約数和(自身を除く): 3016765692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 71, 85, 86, 90, 102, 129, 137, 142, 153, 170, 172, 180, 204, 213, 215, 255, 258, 274, 284, 306, 340, 355, 387, 411, 426, 430, 510, 516, 548, 612, 639, 645, 685, 710, 731, 765, 774, 822, 852, 860, 1020, 1065, 1207, 1233, 1278, 1290, 1370, 1420, 1462, 1530, 1548, 1644, 1935, 2055, 2130, 2193, 2329, 2414, 2466, 2556, 2580, 2740, 2924, 3053, 3060, 3195, 3621, 3655, 3870, 4110, 4260, 4386, 4658, 4828, 4932, 5891, 6035, 6106, 6165, 6390, 6579, 6987, 7242, 7310, 7740, 8220, 8772, 9159, 9316, 9727, 10863, 10965, 11645, 11782, 12070, 12212, 12330, 12780, 13158, 13974, 14484, 14620, 15265, 17673, 18105, 18318, 19454, 20961, 21726, 21930, 23290, 23564, 24140, 24660, 26316, 27477, 27948, 29181, 29455, 30530, 32895, 34935, 35346, 36210, 36636, 38908, 41922, 43452, 43860, 45795, 46580, 48635, 51901, 53019, 54315, 54954, 58362, 58910, 61060, 65790, 69870, 70692, 72420, 83844, 87543, 88365, 91590, 97270, 100147, 103802, 104805, 106038, 108630, 109908, 116724, 117820, 131580, 137385, 139740, 145905, 155703, 165359, 175086, 176730, 183180, 194540, 200294, 207604, 209610, 212076, 217260, 259505, 265095, 274770, 291810, 300441, 311406, 330718, 350172, 353460, 400588, 418261, 419220, 437715, 467109, 496077, 500735, 519010, 530190, 549540, 583620, 600882, 622812, 661436, 778515, 826795, 836522, 875430, 901323, 934218, 992154, 1001470, 1038020, 1060380, 1201764, 1254783, 1488231, 1502205, 1557030, 1653590, 1673044, 1750860, 1802646, 1868436, 1984308, 2002940, 2091305, 2335545, 2480385, 2509566, 2976462, 3004410, 3114060, 3307180, 3605292, 3764349, 4182610, 4506615, 4671090, 4960770, 5019132, 5952924, 6008820, 6273915, 7110437, 7441155, 7528698, 8365220, 9013230, 9342180, 9921540, 12547830, 14220874, 14882310, 15057396, 18026460, 18821745, 21331311, 25095660, 28441748, 29764620, 35552185, 37643490, 42662622, 63993933, 71104370, 75286980, 85325244, 106656555, 127987866, 142208740, 213313110, 255975732, 319969665, 426626220, 639939330, 1279878660]

約数ペア:

[(1, 1279878660), (2, 639939330), (3, 426626220), (4, 319969665), (5, 255975732), (6, 213313110), (9, 142208740), (10, 127987866), (12, 106656555), (15, 85325244), (17, 75286980), (18, 71104370), (20, 63993933), (30, 42662622), (34, 37643490), (36, 35552185), (43, 29764620), (45, 28441748), (51, 25095660), (60, 21331311), (68, 18821745), (71, 18026460), (85, 15057396), (86, 14882310), (90, 14220874), (102, 12547830), (129, 9921540), (137, 9342180), (142, 9013230), (153, 8365220), (170, 7528698), (172, 7441155), (180, 7110437), (204, 6273915), (213, 6008820), (215, 5952924), (255, 5019132), (258, 4960770), (274, 4671090), (284, 4506615), (306, 4182610), (340, 3764349), (355, 3605292), (387, 3307180), (411, 3114060), (426, 3004410), (430, 2976462), (510, 2509566), (516, 2480385), (548, 2335545), (612, 2091305), (639, 2002940), (645, 1984308), (685, 1868436), (710, 1802646), (731, 1750860), (765, 1673044), (774, 1653590), (822, 1557030), (852, 1502205), (860, 1488231), (1020, 1254783), (1065, 1201764), (1207, 1060380), (1233, 1038020), (1278, 1001470), (1290, 992154), (1370, 934218), (1420, 901323), (1462, 875430), (1530, 836522), (1548, 826795), (1644, 778515), (1935, 661436), (2055, 622812), (2130, 600882), (2193, 583620), (2329, 549540), (2414, 530190), (2466, 519010), (2556, 500735), (2580, 496077), (2740, 467109), (2924, 437715), (3053, 419220), (3060, 418261), (3195, 400588), (3621, 353460), (3655, 350172), (3870, 330718), (4110, 311406), (4260, 300441), (4386, 291810), (4658, 274770), (4828, 265095), (4932, 259505), (5891, 217260), (6035, 212076), (6106, 209610), (6165, 207604), (6390, 200294), (6579, 194540), (6987, 183180), (7242, 176730), (7310, 175086), (7740, 165359), (8220, 155703), (8772, 145905), (9159, 139740), (9316, 137385), (9727, 131580), (10863, 117820), (10965, 116724), (11645, 109908), (11782, 108630), (12070, 106038), (12212, 104805), (12330, 103802), (12780, 100147), (13158, 97270), (13974, 91590), (14484, 88365), (14620, 87543), (15265, 83844), (17673, 72420), (18105, 70692), (18318, 69870), (19454, 65790), (20961, 61060), (21726, 58910), (21930, 58362), (23290, 54954), (23564, 54315), (24140, 53019), (24660, 51901), (26316, 48635), (27477, 46580), (27948, 45795), (29181, 43860), (29455, 43452), (30530, 41922), (32895, 38908), (34935, 36636), (35346, 36210)]