398397120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1279

約数の個数: 224

約数和(自身を含む): 1425586176

約数和(自身を除く): 1027189056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 440, 465, 480, 496, 528, 620, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1217, 1240, 1320, 1364, 1488, 1705, 1760, 1860, 1984, 2046, 2112, 2434, 2480, 2640, 2728, 2976, 3410, 3520, 3651, 3720, 4092, 4868, 4960, 5115, 5280, 5456, 5952, 6085, 6820, 7302, 7440, 8184, 9736, 9920, 10230, 10560, 10912, 12170, 13387, 13640, 14604, 14880, 16368, 18255, 19472, 20460, 21824, 24340, 26774, 27280, 29208, 29760, 32736, 36510, 37727, 38944, 40161, 40920, 48680, 53548, 54560, 58416, 65472, 66935, 73020, 75454, 77888, 80322, 81840, 97360, 107096, 109120, 113181, 116832, 133870, 146040, 150908, 160644, 163680, 188635, 194720, 200805, 214192, 226362, 233664, 267740, 292080, 301816, 321288, 327360, 377270, 389440, 401610, 414997, 428384, 452724, 535480, 565905, 584160, 603632, 642576, 754540, 803220, 829994, 856768, 905448, 1070960, 1131810, 1168320, 1207264, 1244991, 1285152, 1509080, 1606440, 1659988, 1810896, 2074985, 2141920, 2263620, 2414528, 2489982, 2570304, 3018160, 3212880, 3319976, 3621792, 4149970, 4283840, 4527240, 4979964, 6036320, 6224955, 6425760, 6639952, 7243584, 8299940, 9054480, 9959928, 12072640, 12449910, 12851520, 13279904, 16599880, 18108960, 19919856, 24899820, 26559808, 33199760, 36217920, 39839712, 49799640, 66399520, 79679424, 99599280, 132799040, 199198560, 398397120]

約数ペア:

[(1, 398397120), (2, 199198560), (3, 132799040), (4, 99599280), (5, 79679424), (6, 66399520), (8, 49799640), (10, 39839712), (11, 36217920), (12, 33199760), (15, 26559808), (16, 24899820), (20, 19919856), (22, 18108960), (24, 16599880), (30, 13279904), (31, 12851520), (32, 12449910), (33, 12072640), (40, 9959928), (44, 9054480), (48, 8299940), (55, 7243584), (60, 6639952), (62, 6425760), (64, 6224955), (66, 6036320), (80, 4979964), (88, 4527240), (93, 4283840), (96, 4149970), (110, 3621792), (120, 3319976), (124, 3212880), (132, 3018160), (155, 2570304), (160, 2489982), (165, 2414528), (176, 2263620), (186, 2141920), (192, 2074985), (220, 1810896), (240, 1659988), (248, 1606440), (264, 1509080), (310, 1285152), (320, 1244991), (330, 1207264), (341, 1168320), (352, 1131810), (372, 1070960), (440, 905448), (465, 856768), (480, 829994), (496, 803220), (528, 754540), (620, 642576), (660, 603632), (682, 584160), (704, 565905), (744, 535480), (880, 452724), (930, 428384), (960, 414997), (992, 401610), (1023, 389440), (1056, 377270), (1217, 327360), (1240, 321288), (1320, 301816), (1364, 292080), (1488, 267740), (1705, 233664), (1760, 226362), (1860, 214192), (1984, 200805), (2046, 194720), (2112, 188635), (2434, 163680), (2480, 160644), (2640, 150908), (2728, 146040), (2976, 133870), (3410, 116832), (3520, 113181), (3651, 109120), (3720, 107096), (4092, 97360), (4868, 81840), (4960, 80322), (5115, 77888), (5280, 75454), (5456, 73020), (5952, 66935), (6085, 65472), (6820, 58416), (7302, 54560), (7440, 53548), (8184, 48680), (9736, 40920), (9920, 40161), (10230, 38944), (10560, 37727), (10912, 36510), (12170, 32736), (13387, 29760), (13640, 29208), (14604, 27280), (14880, 26774), (16368, 24340), (18255, 21824), (19472, 20460)]