820076670

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 256

約数和(自身を含む): 2699827200

約数和(自身を除く): 1879750530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 41, 42, 45, 54, 57, 63, 70, 82, 90, 95, 105, 114, 123, 126, 133, 135, 171, 189, 190, 205, 210, 246, 266, 270, 285, 287, 315, 342, 369, 378, 399, 410, 513, 557, 570, 574, 615, 630, 665, 738, 779, 798, 855, 861, 945, 1026, 1107, 1114, 1197, 1230, 1330, 1435, 1558, 1671, 1710, 1722, 1845, 1890, 1995, 2214, 2337, 2394, 2565, 2583, 2785, 2870, 3342, 3591, 3690, 3895, 3899, 3990, 4305, 4674, 5013, 5130, 5166, 5453, 5535, 5570, 5985, 7011, 7182, 7749, 7790, 7798, 8355, 8610, 10026, 10583, 10906, 11070, 11685, 11697, 11970, 12915, 14022, 15039, 15498, 16359, 16710, 17955, 19495, 21033, 21166, 22837, 23370, 23394, 25065, 25830, 27265, 30078, 31749, 32718, 35055, 35091, 35910, 38745, 38990, 42066, 45674, 49077, 50130, 52915, 54530, 58485, 63498, 68511, 70110, 70182, 74081, 75195, 77490, 81795, 95247, 98154, 105165, 105273, 105830, 114185, 116970, 137022, 147231, 148162, 150390, 158745, 159859, 163590, 175455, 190494, 205533, 210330, 210546, 222243, 228370, 245385, 285741, 294462, 317490, 319718, 342555, 350910, 370405, 411066, 433903, 444486, 476235, 479577, 490770, 526365, 571482, 616599, 666729, 685110, 736155, 740810, 799295, 867806, 952470, 959154, 1027665, 1052730, 1111215, 1233198, 1301709, 1333458, 1428705, 1438731, 1472310, 1598590, 2000187, 2055330, 2169515, 2222430, 2397885, 2603418, 2857410, 2877462, 3037321, 3082995, 3333645, 3905127, 4000374, 4316193, 4339030, 4795770, 6074642, 6165990, 6508545, 6667290, 7193655, 7810254, 8632386, 9111963, 10000935, 11715381, 13017090, 14387310, 15186605, 18223926, 19525635, 20001870, 21580965, 23430762, 27335889, 30373210, 39051270, 43161930, 45559815, 54671778, 58576905, 82007667, 91119630, 117153810, 136679445, 164015334, 273358890, 410038335, 820076670]

約数ペア:

[(1, 820076670), (2, 410038335), (3, 273358890), (5, 164015334), (6, 136679445), (7, 117153810), (9, 91119630), (10, 82007667), (14, 58576905), (15, 54671778), (18, 45559815), (19, 43161930), (21, 39051270), (27, 30373210), (30, 27335889), (35, 23430762), (38, 21580965), (41, 20001870), (42, 19525635), (45, 18223926), (54, 15186605), (57, 14387310), (63, 13017090), (70, 11715381), (82, 10000935), (90, 9111963), (95, 8632386), (105, 7810254), (114, 7193655), (123, 6667290), (126, 6508545), (133, 6165990), (135, 6074642), (171, 4795770), (189, 4339030), (190, 4316193), (205, 4000374), (210, 3905127), (246, 3333645), (266, 3082995), (270, 3037321), (285, 2877462), (287, 2857410), (315, 2603418), (342, 2397885), (369, 2222430), (378, 2169515), (399, 2055330), (410, 2000187), (513, 1598590), (557, 1472310), (570, 1438731), (574, 1428705), (615, 1333458), (630, 1301709), (665, 1233198), (738, 1111215), (779, 1052730), (798, 1027665), (855, 959154), (861, 952470), (945, 867806), (1026, 799295), (1107, 740810), (1114, 736155), (1197, 685110), (1230, 666729), (1330, 616599), (1435, 571482), (1558, 526365), (1671, 490770), (1710, 479577), (1722, 476235), (1845, 444486), (1890, 433903), (1995, 411066), (2214, 370405), (2337, 350910), (2394, 342555), (2565, 319718), (2583, 317490), (2785, 294462), (2870, 285741), (3342, 245385), (3591, 228370), (3690, 222243), (3895, 210546), (3899, 210330), (3990, 205533), (4305, 190494), (4674, 175455), (5013, 163590), (5130, 159859), (5166, 158745), (5453, 150390), (5535, 148162), (5570, 147231), (5985, 137022), (7011, 116970), (7182, 114185), (7749, 105830), (7790, 105273), (7798, 105165), (8355, 98154), (8610, 95247), (10026, 81795), (10583, 77490), (10906, 75195), (11070, 74081), (11685, 70182), (11697, 70110), (11970, 68511), (12915, 63498), (14022, 58485), (15039, 54530), (15498, 52915), (16359, 50130), (16710, 49077), (17955, 45674), (19495, 42066), (21033, 38990), (21166, 38745), (22837, 35910), (23370, 35091), (23394, 35055), (25065, 32718), (25830, 31749), (27265, 30078)]