289131360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 288

約数和(自身を含む): 1116944640

約数和(自身を除く): 827813280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 133, 140, 147, 152, 160, 168, 190, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 480, 490, 532, 560, 570, 588, 608, 647, 665, 672, 735, 760, 784, 798, 840, 912, 931, 980, 1064, 1120, 1140, 1176, 1294, 1330, 1470, 1520, 1568, 1596, 1680, 1824, 1862, 1941, 1960, 1995, 2128, 2280, 2352, 2588, 2660, 2793, 2940, 3040, 3192, 3235, 3360, 3724, 3882, 3920, 3990, 4256, 4529, 4560, 4655, 4704, 5176, 5320, 5586, 5880, 6384, 6470, 7448, 7764, 7840, 7980, 9058, 9120, 9310, 9705, 10352, 10640, 11172, 11760, 12293, 12768, 12940, 13587, 13965, 14896, 15528, 15960, 18116, 18620, 19410, 20704, 21280, 22344, 22645, 23520, 24586, 25880, 27174, 27930, 29792, 31056, 31703, 31920, 36232, 36879, 37240, 38820, 44688, 45290, 49172, 51760, 54348, 55860, 61465, 62112, 63406, 63840, 67935, 72464, 73758, 74480, 77640, 86051, 89376, 90580, 95109, 98344, 103520, 108696, 111720, 122930, 126812, 135870, 144928, 147516, 148960, 155280, 158515, 172102, 181160, 184395, 190218, 196688, 217392, 223440, 245860, 253624, 258153, 271740, 295032, 310560, 317030, 344204, 362320, 368790, 380436, 393376, 430255, 434784, 446880, 475545, 491720, 507248, 516306, 543480, 590064, 602357, 634060, 688408, 724640, 737580, 760872, 860510, 951090, 983440, 1014496, 1032612, 1086960, 1180128, 1204714, 1268120, 1290765, 1376816, 1475160, 1521744, 1721020, 1807071, 1902180, 1966880, 2065224, 2173920, 2409428, 2536240, 2581530, 2753632, 2950320, 3011785, 3043488, 3442040, 3614142, 3804360, 4130448, 4818856, 5072480, 5163060, 5900640, 6023570, 6884080, 7228284, 7608720, 8260896, 9035355, 9637712, 10326120, 12047140, 13768160, 14456568, 15217440, 18070710, 19275424, 20652240, 24094280, 28913136, 36141420, 41304480, 48188560, 57826272, 72282840, 96377120, 144565680, 289131360]

約数ペア:

[(1, 289131360), (2, 144565680), (3, 96377120), (4, 72282840), (5, 57826272), (6, 48188560), (7, 41304480), (8, 36141420), (10, 28913136), (12, 24094280), (14, 20652240), (15, 19275424), (16, 18070710), (19, 15217440), (20, 14456568), (21, 13768160), (24, 12047140), (28, 10326120), (30, 9637712), (32, 9035355), (35, 8260896), (38, 7608720), (40, 7228284), (42, 6884080), (48, 6023570), (49, 5900640), (56, 5163060), (57, 5072480), (60, 4818856), (70, 4130448), (76, 3804360), (80, 3614142), (84, 3442040), (95, 3043488), (96, 3011785), (98, 2950320), (105, 2753632), (112, 2581530), (114, 2536240), (120, 2409428), (133, 2173920), (140, 2065224), (147, 1966880), (152, 1902180), (160, 1807071), (168, 1721020), (190, 1521744), (196, 1475160), (210, 1376816), (224, 1290765), (228, 1268120), (240, 1204714), (245, 1180128), (266, 1086960), (280, 1032612), (285, 1014496), (294, 983440), (304, 951090), (336, 860510), (380, 760872), (392, 737580), (399, 724640), (420, 688408), (456, 634060), (480, 602357), (490, 590064), (532, 543480), (560, 516306), (570, 507248), (588, 491720), (608, 475545), (647, 446880), (665, 434784), (672, 430255), (735, 393376), (760, 380436), (784, 368790), (798, 362320), (840, 344204), (912, 317030), (931, 310560), (980, 295032), (1064, 271740), (1120, 258153), (1140, 253624), (1176, 245860), (1294, 223440), (1330, 217392), (1470, 196688), (1520, 190218), (1568, 184395), (1596, 181160), (1680, 172102), (1824, 158515), (1862, 155280), (1941, 148960), (1960, 147516), (1995, 144928), (2128, 135870), (2280, 126812), (2352, 122930), (2588, 111720), (2660, 108696), (2793, 103520), (2940, 98344), (3040, 95109), (3192, 90580), (3235, 89376), (3360, 86051), (3724, 77640), (3882, 74480), (3920, 73758), (3990, 72464), (4256, 67935), (4529, 63840), (4560, 63406), (4655, 62112), (4704, 61465), (5176, 55860), (5320, 54348), (5586, 51760), (5880, 49172), (6384, 45290), (6470, 44688), (7448, 38820), (7764, 37240), (7840, 36879), (7980, 36232), (9058, 31920), (9120, 31703), (9310, 31056), (9705, 29792), (10352, 27930), (10640, 27174), (11172, 25880), (11760, 24586), (12293, 23520), (12768, 22645), (12940, 22344), (13587, 21280), (13965, 20704), (14896, 19410), (15528, 18620), (15960, 18116)]