639829008

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 240

約数和(自身を含む): 2225024256

約数和(自身を除く): 1585195248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 157, 168, 182, 208, 234, 252, 273, 311, 312, 314, 336, 364, 468, 471, 504, 546, 622, 624, 628, 728, 819, 933, 936, 942, 1008, 1092, 1099, 1244, 1256, 1413, 1456, 1638, 1866, 1872, 1884, 2041, 2177, 2184, 2198, 2488, 2512, 2799, 2826, 3276, 3297, 3732, 3768, 4043, 4082, 4354, 4368, 4396, 4976, 5598, 5652, 6123, 6531, 6552, 6594, 7464, 7536, 8086, 8164, 8708, 8792, 9891, 11196, 11304, 12129, 12246, 13062, 13104, 13188, 14287, 14928, 16172, 16328, 17416, 17584, 18369, 19593, 19782, 22392, 22608, 24258, 24492, 26124, 26376, 28301, 28574, 32344, 32656, 34832, 36387, 36738, 39186, 39564, 42861, 44784, 48516, 48827, 48984, 52248, 52752, 56602, 57148, 64688, 72774, 73476, 78372, 79128, 84903, 85722, 97032, 97654, 97968, 104496, 113204, 114296, 128583, 145548, 146481, 146952, 156744, 158256, 169806, 171444, 194064, 195308, 226408, 228592, 254709, 257166, 291096, 292962, 293904, 313488, 339612, 341789, 342888, 390616, 439443, 452816, 509418, 514332, 582192, 585924, 634751, 679224, 683578, 685776, 781232, 878886, 1018836, 1025367, 1028664, 1171848, 1269502, 1358448, 1367156, 1757772, 1904253, 2037672, 2050734, 2057328, 2343696, 2539004, 2734312, 3076101, 3515544, 3808506, 4075344, 4101468, 4443257, 5078008, 5468624, 5712759, 6152202, 7031088, 7617012, 8202936, 8886514, 10156016, 11425518, 12304404, 13329771, 15234024, 16405872, 17773028, 22851036, 24608808, 26659542, 30468048, 35546056, 39989313, 45702072, 49217616, 53319084, 71092112, 79978626, 91404144, 106638168, 159957252, 213276336, 319914504, 639829008]

約数ペア:

[(1, 639829008), (2, 319914504), (3, 213276336), (4, 159957252), (6, 106638168), (7, 91404144), (8, 79978626), (9, 71092112), (12, 53319084), (13, 49217616), (14, 45702072), (16, 39989313), (18, 35546056), (21, 30468048), (24, 26659542), (26, 24608808), (28, 22851036), (36, 17773028), (39, 16405872), (42, 15234024), (48, 13329771), (52, 12304404), (56, 11425518), (63, 10156016), (72, 8886514), (78, 8202936), (84, 7617012), (91, 7031088), (104, 6152202), (112, 5712759), (117, 5468624), (126, 5078008), (144, 4443257), (156, 4101468), (157, 4075344), (168, 3808506), (182, 3515544), (208, 3076101), (234, 2734312), (252, 2539004), (273, 2343696), (311, 2057328), (312, 2050734), (314, 2037672), (336, 1904253), (364, 1757772), (468, 1367156), (471, 1358448), (504, 1269502), (546, 1171848), (622, 1028664), (624, 1025367), (628, 1018836), (728, 878886), (819, 781232), (933, 685776), (936, 683578), (942, 679224), (1008, 634751), (1092, 585924), (1099, 582192), (1244, 514332), (1256, 509418), (1413, 452816), (1456, 439443), (1638, 390616), (1866, 342888), (1872, 341789), (1884, 339612), (2041, 313488), (2177, 293904), (2184, 292962), (2198, 291096), (2488, 257166), (2512, 254709), (2799, 228592), (2826, 226408), (3276, 195308), (3297, 194064), (3732, 171444), (3768, 169806), (4043, 158256), (4082, 156744), (4354, 146952), (4368, 146481), (4396, 145548), (4976, 128583), (5598, 114296), (5652, 113204), (6123, 104496), (6531, 97968), (6552, 97654), (6594, 97032), (7464, 85722), (7536, 84903), (8086, 79128), (8164, 78372), (8708, 73476), (8792, 72774), (9891, 64688), (11196, 57148), (11304, 56602), (12129, 52752), (12246, 52248), (13062, 48984), (13104, 48827), (13188, 48516), (14287, 44784), (14928, 42861), (16172, 39564), (16328, 39186), (17416, 36738), (17584, 36387), (18369, 34832), (19593, 32656), (19782, 32344), (22392, 28574), (22608, 28301), (24258, 26376), (24492, 26124)]