638223768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 2192486400

約数和(自身を除く): 1554262632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 59, 63, 72, 78, 84, 91, 104, 117, 118, 126, 127, 156, 168, 169, 177, 182, 234, 236, 252, 254, 273, 312, 338, 354, 364, 381, 413, 468, 472, 504, 507, 508, 531, 546, 676, 708, 728, 762, 767, 819, 826, 889, 936, 1014, 1016, 1062, 1092, 1143, 1183, 1239, 1352, 1416, 1521, 1524, 1534, 1638, 1651, 1652, 1778, 2028, 2124, 2184, 2286, 2301, 2366, 2478, 2667, 3042, 3048, 3068, 3276, 3302, 3304, 3549, 3556, 3717, 4056, 4248, 4572, 4602, 4732, 4953, 4956, 5334, 5369, 6084, 6136, 6552, 6604, 6903, 7098, 7112, 7434, 7493, 8001, 9144, 9204, 9464, 9906, 9912, 9971, 10647, 10668, 10738, 11557, 12168, 13208, 13806, 14196, 14859, 14868, 14986, 16002, 16107, 18408, 19812, 19942, 21294, 21336, 21463, 21476, 22479, 23114, 27612, 28392, 29718, 29736, 29913, 29972, 32004, 32214, 34671, 39624, 39884, 42588, 42926, 42952, 44958, 46228, 48321, 52451, 55224, 59436, 59826, 59944, 64008, 64389, 64428, 67437, 69342, 69797, 79768, 85176, 85852, 89739, 89916, 92456, 96642, 97409, 104013, 104902, 118872, 119652, 128778, 128856, 134874, 138684, 139594, 150241, 157353, 171704, 179478, 179832, 193167, 193284, 194818, 208026, 209391, 209804, 239304, 257556, 269748, 277368, 279188, 292227, 300482, 314706, 358956, 386334, 386568, 389636, 416052, 418782, 419608, 450723, 472059, 515112, 539496, 558376, 584454, 600964, 628173, 629412, 681863, 717912, 772668, 779272, 832104, 837564, 876681, 901446, 944118, 1168908, 1201928, 1256346, 1258824, 1266317, 1352169, 1363726, 1545336, 1675128, 1753362, 1802892, 1888236, 2045589, 2337816, 2512692, 2532634, 2704338, 2727452, 3506724, 3605784, 3776472, 3798951, 4091178, 5025384, 5065268, 5408676, 5454904, 6136767, 7013448, 7597902, 8182356, 8864219, 10130536, 10817352, 11396853, 12273534, 15195804, 16364712, 17728438, 22793706, 24547068, 26592657, 30391608, 35456876, 45587412, 49094136, 53185314, 70913752, 79777971, 91174824, 106370628, 159555942, 212741256, 319111884, 638223768]

約数ペア:

[(1, 638223768), (2, 319111884), (3, 212741256), (4, 159555942), (6, 106370628), (7, 91174824), (8, 79777971), (9, 70913752), (12, 53185314), (13, 49094136), (14, 45587412), (18, 35456876), (21, 30391608), (24, 26592657), (26, 24547068), (28, 22793706), (36, 17728438), (39, 16364712), (42, 15195804), (52, 12273534), (56, 11396853), (59, 10817352), (63, 10130536), (72, 8864219), (78, 8182356), (84, 7597902), (91, 7013448), (104, 6136767), (117, 5454904), (118, 5408676), (126, 5065268), (127, 5025384), (156, 4091178), (168, 3798951), (169, 3776472), (177, 3605784), (182, 3506724), (234, 2727452), (236, 2704338), (252, 2532634), (254, 2512692), (273, 2337816), (312, 2045589), (338, 1888236), (354, 1802892), (364, 1753362), (381, 1675128), (413, 1545336), (468, 1363726), (472, 1352169), (504, 1266317), (507, 1258824), (508, 1256346), (531, 1201928), (546, 1168908), (676, 944118), (708, 901446), (728, 876681), (762, 837564), (767, 832104), (819, 779272), (826, 772668), (889, 717912), (936, 681863), (1014, 629412), (1016, 628173), (1062, 600964), (1092, 584454), (1143, 558376), (1183, 539496), (1239, 515112), (1352, 472059), (1416, 450723), (1521, 419608), (1524, 418782), (1534, 416052), (1638, 389636), (1651, 386568), (1652, 386334), (1778, 358956), (2028, 314706), (2124, 300482), (2184, 292227), (2286, 279188), (2301, 277368), (2366, 269748), (2478, 257556), (2667, 239304), (3042, 209804), (3048, 209391), (3068, 208026), (3276, 194818), (3302, 193284), (3304, 193167), (3549, 179832), (3556, 179478), (3717, 171704), (4056, 157353), (4248, 150241), (4572, 139594), (4602, 138684), (4732, 134874), (4953, 128856), (4956, 128778), (5334, 119652), (5369, 118872), (6084, 104902), (6136, 104013), (6552, 97409), (6604, 96642), (6903, 92456), (7098, 89916), (7112, 89739), (7434, 85852), (7493, 85176), (8001, 79768), (9144, 69797), (9204, 69342), (9464, 67437), (9906, 64428), (9912, 64389), (9971, 64008), (10647, 59944), (10668, 59826), (10738, 59436), (11557, 55224), (12168, 52451), (13208, 48321), (13806, 46228), (14196, 44958), (14859, 42952), (14868, 42926), (14986, 42588), (16002, 39884), (16107, 39624), (18408, 34671), (19812, 32214), (19942, 32004), (21294, 29972), (21336, 29913), (21463, 29736), (21476, 29718), (22479, 28392), (23114, 27612)]